100031100204 has 96 divisors (see below), whose sum is σ = 275726467072. Its totient is φ = 27621000000.

The previous prime is 100031100181. The next prime is 100031100209. The reversal of 100031100204 is 402001130001.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 100031100204.

It is not an unprimeable number, because it can be changed into a prime (100031100209) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1930029 + ... + 1981179.

Almost surely, 2^100031100204 is an apocalyptic number.

100031100204 is a gapful number since it is divisible by the number (14) 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 100031100204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137863233536).

100031100204 is an abundant number, since it is smaller than the sum of its proper divisors (175695366868).

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

100031100204 is a wasteful number, since it uses less digits than its factorization.

100031100204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51947 (or 51945 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 100031100204 its reverse (402001130001), we get a palindrome (502032230205).

The spelling of 100031100204 in words is "one hundred billion, thirty-one million, one hundred thousand, two hundred four".