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10012000202020 = 22512725115704113
BaseRepresentation
bin1001000110110001100110…
…1101110010110100100100
31022110010201111201200022001
42101230121231302310210
52303014034022431040
633143241023015044
72052225461362105
oct221543155626444
938403644650261
1010012000202020
11321007a113453
12115848673a484
13578187360c8b
14268824ba03ac
1512567d70359a
hex91b19b72d24

10012000202020 has 48 divisors (see below), whose sum is σ = 21275179849728. Its totient is φ = 3957436224000.

The previous prime is 10012000202011. The next prime is 10012000202021. The reversal of 10012000202020 is 2020200021001.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 10012000201988 and 10012000202006.

It is not an unprimeable number, because it can be changed into a prime (10012000202021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7214517 + ... + 8489596.

It is an arithmetic number, because the mean of its divisors is an integer number (443232913536).

Almost surely, 210012000202020 is an apocalyptic number.

10012000202020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10012000202020 is an abundant number, since it is smaller than the sum of its proper divisors (11263179647708).

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

10012000202020 is a wasteful number, since it uses less digits than its factorization.

10012000202020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15704500 (or 15704498 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 10012000202020 its reverse (2020200021001), we get a palindrome (12032200223021).

The spelling of 10012000202020 in words is "ten trillion, twelve billion, two hundred two thousand, twenty".

Divisors: 1 2 4 5 10 20 127 251 254 502 508 635 1004 1255 1270 2510 2540 5020 31877 63754 127508 159385 318770 637540 15704113 31408226 62816452 78520565 157041130 314082260 1994422351 3941732363 3988844702 7883464726 7977689404 9972111755 15766929452 19708661815 19944223510 39417323630 39888447020 78834647260 500600010101 1001200020202 2002400040404 2503000050505 5006000101010 10012000202020