100031033100 has 72 divisors (see below), whose sum is σ = 292078475920. Its totient is φ = 26430209280.

The previous prime is 100031033087. The next prime is 100031033117. The reversal of 100031033100 is 1330130001.

It is a super-2 number, since 2×100031033100² (a number of 23 digits) contains 22 as substring.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1496827 + ... + 1562226.

Almost surely, 2^100031033100 is an apocalyptic number.

100031033100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100031033100 is an abundant number, since it is smaller than the sum of its proper divisors (192047442820).

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

100031033100 is a wasteful number, since it uses less digits than its factorization.

100031033100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3059179 (or 3059172 counting only the distinct ones).

The product of its (nonzero) digits is 27, while the sum is 12.

Adding to 100031033100 its reverse (1330130001), we get a palindrome (101361163101).

The spelling of 100031033100 in words is "one hundred billion, thirty-one million, thirty-three thousand, one hundred".