100020210102 has 16 divisors (see below), whose sum is σ = 222267133680. Its totient is φ = 33340070016.

The previous prime is 100020210053. The next prime is 100020210109. The reversal of 100020210102 is 201012020001.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100020210109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 926113003 + ... + 926113110.

It is an arithmetic number, because the mean of its divisors is an integer number (13891695855).

Almost surely, 2^100020210102 is an apocalyptic number.

100020210102 is an abundant number, since it is smaller than the sum of its proper divisors (122246923578).

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

100020210102 is a wasteful number, since it uses less digits than its factorization.

100020210102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1852226124 (or 1852226118 counting only the distinct ones).

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

Adding to 100020210102 its reverse (201012020001), we get a palindrome (301032230103).

The spelling of 100020210102 in words is "one hundred billion, twenty million, two hundred ten thousand, one hundred two".