100100505560 has 32 divisors (see below), whose sum is σ = 245701242000. Its totient is φ = 36400183680.

The previous prime is 100100505541. The next prime is 100100505587. The reversal of 100100505560 is 65505001001.

It is a super-2 number, since 2×100100505560² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 113750135 + ... + 113751014.

Almost surely, 2^100100505560 is an apocalyptic number.

100100505560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100100505560 is an abundant number, since it is smaller than the sum of its proper divisors (145600736440).

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

100100505560 is a wasteful number, since it uses less digits than its factorization.

100100505560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227501171 (or 227501167 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 23.

Adding to 100100505560 its reverse (65505001001), we get a palindrome (165605506561).

The spelling of 100100505560 in words is "one hundred billion, one hundred million, five hundred five thousand, five hundred sixty".