102222100100 has 72 divisors (see below), whose sum is σ = 233849699328. Its totient is φ = 38727878400.

The previous prime is 102222100081. The next prime is 102222100111. The reversal of 102222100100 is 1001222201.

It is a happy number.

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, 205097 + ... + 496496.

Almost surely, 2^102222100100 is an apocalyptic number.

102222100100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102222100100 is an abundant number, since it is smaller than the sum of its proper divisors (131627599228).

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

102222100100 is a wasteful number, since it uses less digits than its factorization.

102222100100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 701685 (or 701678 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 102222100100 its reverse (1001222201), we get a palindrome (103223322301).

The spelling of 102222100100 in words is "one hundred two billion, two hundred twenty-two million, one hundred thousand, one hundred".