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2000101101020 = 2251119364373259
BaseRepresentation
bin11101000110101111010…
…100001100110111011100
321002012121111002022111022
4131012233110030313130
5230232201340213040
64130500031543312
7264334240564151
oct35065724146734
97065544068438
102000101101020
11701268a24550
1228377198ab38
131167bb4a2069
146cb3c08a228
1537061ced6b5
hex1d1af50cddc

2000101101020 has 96 divisors (see below), whose sum is σ = 4613016925440. Its totient is φ = 722405928960.

The previous prime is 2000101100993. The next prime is 2000101101023. The reversal of 2000101101020 is 201011010002.

It is a junction number, because it is equal to n+sod(n) for n = 2000101100989 and 2000101101007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2000101101023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27265151 + ... + 27338409.

It is an arithmetic number, because the mean of its divisors is an integer number (48052259640).

Almost surely, 22000101101020 is an apocalyptic number.

2000101101020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2000101101020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2306508462720).

2000101101020 is an abundant number, since it is smaller than the sum of its proper divisors (2612915824420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2000101101020 is a wasteful number, since it uses less digits than its factorization.

2000101101020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74115 (or 74113 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 2000101101020 its reverse (201011010002), we get a palindrome (2201112111022).

The spelling of 2000101101020 in words is "two trillion, one hundred one million, one hundred one thousand, twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 193 220 386 643 772 965 1286 1930 2123 2572 3215 3860 4246 6430 7073 8492 10615 12860 14146 21230 28292 35365 42460 70730 73259 124099 141460 146518 248198 293036 366295 496396 620495 732590 805849 1240990 1365089 1465180 1611698 2481980 2730178 3223396 4029245 5460356 6825445 8058490 13650890 14138987 16116980 27301780 28277974 47105537 56555948 70694935 94211074 141389870 155528857 188422148 235527685 282779740 311057714 471055370 518160907 622115428 777644285 942110740 1036321814 1555288570 2072643628 2590804535 3110577140 5181609070 9091368641 10363218140 18182737282 36365474564 45456843205 90913686410 100005055051 181827372820 200010110102 400020220204 500025275255 1000050550510 2000101101020