Search a number
-
+
2122020100200 = 23352711213378681
BaseRepresentation
bin11110111000010010010…
…000010001100001101000
321111212022020012011222110
4132320102100101201220
5234231344121201300
64302501555122320
7306211431146310
oct36702220214150
97455266164873
102122020100200
11748a42031100
122a33182a33a0
1312514b1129b0
14749c6204440
153a2ea4b6550
hex1ee12411868

2122020100200 has 1152 divisors, whose sum is σ = 9140837448960. Its totient is φ = 395974656000.

The previous prime is 2122020100181. The next prime is 2122020100223. The reversal of 2122020100200 is 20010202212.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 244439860 + ... + 244448540.

It is an arithmetic number, because the mean of its divisors is an integer number (7934754730).

Almost surely, 22122020100200 is an apocalyptic number.

2122020100200 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 2122020100200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4570418724480).

2122020100200 is an abundant number, since it is smaller than the sum of its proper divisors (7018817348760).

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

2122020100200 is a wasteful number, since it uses less digits than its factorization.

2122020100200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8779 (or 8759 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 2122020100200 its reverse (20010202212), we get a palindrome (2142030302412).

The spelling of 2122020100200 in words is "two trillion, one hundred twenty-two billion, twenty million, one hundred thousand, two hundred".