100402021304 has 32 divisors (see below), whose sum is σ = 207449623920. Its totient is φ = 45261732096.

The previous prime is 100402021297. The next prime is 100402021351. The reversal of 100402021304 is 403120204001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11221157 + ... + 11230100.

Almost surely, 2^100402021304 is an apocalyptic number.

It is an amenable number.

100402021304 is an abundant number, since it is smaller than the sum of its proper divisors (107047602616).

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

100402021304 is a wasteful number, since it uses less digits than its factorization.

100402021304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22451319 (or 22451315 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 100402021304 its reverse (403120204001), we get a palindrome (503522225305).

The spelling of 100402021304 in words is "one hundred billion, four hundred two million, twenty-one thousand, three hundred four".