100031220002 has 16 divisors (see below), whose sum is σ = 171990948480. Its totient is φ = 42743308608.

The previous prime is 100031219941. The next prime is 100031220041. The reversal of 100031220002 is 200022130001.

It is a happy 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, 10596302 + ... + 10605737.

It is an arithmetic number, because the mean of its divisors is an integer number (10749434280).

Almost surely, 2^100031220002 is an apocalyptic number.

100031220002 is a deficient number, since it is larger than the sum of its proper divisors (71959728478).

100031220002 is a wasteful number, since it uses less digits than its factorization.

100031220002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21202385.

The product of its (nonzero) digits is 24, while the sum is 11.

Adding to 100031220002 its reverse (200022130001), we get a palindrome (300053350003).

Subtracting 100031220002 from its reverse (200022130001), we obtain a palindrome (99990909999).

The spelling of 100031220002 in words is "one hundred billion, thirty-one million, two hundred twenty thousand, two".