102220032100 has 36 divisors (see below), whose sum is σ = 226537000704. Its totient is φ = 40018053280.

The previous prime is 102220032067. The next prime is 102220032119. The reversal of 102220032100 is 1230022201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10869772 + ... + 10879171.

It is an arithmetic number, because the mean of its divisors is an integer number (6292694464).

Almost surely, 2^102220032100 is an apocalyptic number.

102220032100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102220032100 is an abundant number, since it is smaller than the sum of its proper divisors (124316968604).

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

102220032100 is a wasteful number, since it uses less digits than its factorization.

102220032100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21749004 (or 21748997 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 102220032100 its reverse (1230022201), we get a palindrome (103450054301).

The spelling of 102220032100 in words is "one hundred two billion, two hundred twenty million, thirty-two thousand, one hundred".