100122021204 has 24 divisors (see below), whose sum is σ = 233623322688. Its totient is φ = 33373253760.

The previous prime is 100122021199. The next prime is 100122021253. The reversal of 100122021204 is 402120221001.

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, 796924 + ... + 913964.

It is an arithmetic number, because the mean of its divisors is an integer number (9734305112).

Almost surely, 2^100122021204 is an apocalyptic number.

It is an amenable number.

100122021204 is an abundant number, since it is smaller than the sum of its proper divisors (133501301484).

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

100122021204 is a wasteful number, since it uses less digits than its factorization.

100122021204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188335 (or 188333 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 100122021204 its reverse (402120221001), we get a palindrome (502242242205).

The spelling of 100122021204 in words is "one hundred billion, one hundred twenty-two million, twenty-one thousand, two hundred four".