102000222100 has 36 divisors (see below), whose sum is σ = 252960552544. Its totient is φ = 34971504480.

The previous prime is 102000222059. The next prime is 102000222133. The reversal of 102000222100 is 1222000201.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72856602 + ... + 72858001.

Almost surely, 2^102000222100 is an apocalyptic number.

102000222100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102000222100 is an abundant number, since it is smaller than the sum of its proper divisors (150960330444).

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

102000222100 is a wasteful number, since it uses less digits than its factorization.

102000222100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145714624 (or 145714617 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 102000222100 its reverse (1222000201), we get a palindrome (103222222301).

The spelling of 102000222100 in words is "one hundred two billion, two hundred twenty-two thousand, one hundred".