100556011000 has 32 divisors (see below), whose sum is σ = 235301068080. Its totient is φ = 40222404000.

The previous prime is 100556010991. The next prime is 100556011057. The reversal of 100556011000 is 110655001.

It is a super-2 number, since 2×100556011000² (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, 50277006 + ... + 50279005.

Almost surely, 2^100556011000 is an apocalyptic number.

100556011000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100556011000 is an abundant number, since it is smaller than the sum of its proper divisors (134745057080).

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

100556011000 is a wasteful number, since it uses less digits than its factorization.

100556011000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100556032 (or 100556018 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 19.

Adding to 100556011000 its reverse (110655001), we get a palindrome (100666666001).

The spelling of 100556011000 in words is "one hundred billion, five hundred fifty-six million, eleven thousand".