100222525020 has 48 divisors (see below), whose sum is σ = 281363564160. Its totient is φ = 26655483456.

The previous prime is 100222524971. The next prime is 100222525027. The reversal of 100222525020 is 20525222001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100222525027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2180922 + ... + 2226401.

It is an arithmetic number, because the mean of its divisors is an integer number (5861740920).

Almost surely, 2^100222525020 is an apocalyptic number.

100222525020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100222525020 is an abundant number, since it is smaller than the sum of its proper divisors (181141039140).

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

100222525020 is a wasteful number, since it uses less digits than its factorization.

100222525020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4407714 (or 4407712 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 21.

Adding to 100222525020 its reverse (20525222001), we get a palindrome (120747747021).

The spelling of 100222525020 in words is "one hundred billion, two hundred twenty-two million, five hundred twenty-five thousand, twenty".