102000022220 has 48 divisors (see below), whose sum is σ = 224527409568. Its totient is φ = 38879178240.

The previous prime is 102000022169. The next prime is 102000022249. The reversal of 102000022220 is 22220000201.

102000022220 is a modest number, since divided by 22220 gives 1020 as remainder.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1411139 + ... + 1481658.

It is an arithmetic number, because the mean of its divisors is an integer number (4677654366).

Almost surely, 2^102000022220 is an apocalyptic number.

102000022220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102000022220 is an abundant number, since it is smaller than the sum of its proper divisors (122527387348).

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

102000022220 is a wasteful number, since it uses less digits than its factorization.

102000022220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2892890 (or 2892888 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 102000022220 its reverse (22220000201), we get a palindrome (124220022421).

The spelling of 102000022220 in words is "one hundred two billion, twenty-two thousand, two hundred twenty".