102550222 has 16 divisors (see below), whose sum is σ = 163175040. Its totient is φ = 48169728.

The previous prime is 102550187. The next prime is 102550247. The reversal of 102550222 is 222055201.

It is a self number, because there is not a number n which added to its sum of digits gives 102550222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18154 + ... + 23122.

It is an arithmetic number, because the mean of its divisors is an integer number (10198440).

Almost surely, 2^102550222 is an apocalyptic number.

102550222 is a deficient number, since it is larger than the sum of its proper divisors (60624818).

102550222 is a wasteful number, since it uses less digits than its factorization.

102550222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5595.

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 102550222 is about 10126.7083497057. The cubic root of 102550222 is about 468.0715033077.

The spelling of 102550222 in words is "one hundred two million, five hundred fifty thousand, two hundred twenty-two".