100100021202 has 48 divisors (see below), whose sum is σ = 223918506240. Its totient is φ = 32284720800.

The previous prime is 100100021179. The next prime is 100100021257. The reversal of 100100021202 is 202120001001.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4240749 + ... + 4264287.

It is an arithmetic number, because the mean of its divisors is an integer number (4664968880).

Almost surely, 2^100100021202 is an apocalyptic number.

100100021202 is an abundant number, since it is smaller than the sum of its proper divisors (123818485038).

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

100100021202 is a wasteful number, since it uses less digits than its factorization.

100100021202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31199 (or 31196 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 100100021202 its reverse (202120001001), we get a palindrome (302220022203).

The spelling of 100100021202 in words is "one hundred billion, one hundred million, twenty-one thousand, two hundred two".