102221100202 has 32 divisors (see below), whose sum is σ = 166448265984. Its totient is φ = 46801560000.

The previous prime is 102221100199. The next prime is 102221100229. The reversal of 102221100202 is 202001122201.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16178748 + ... + 16185064.

It is an arithmetic number, because the mean of its divisors is an integer number (5201508312).

Almost surely, 2^102221100202 is an apocalyptic number.

102221100202 is a deficient number, since it is larger than the sum of its proper divisors (64227165782).

102221100202 is a wasteful number, since it uses less digits than its factorization.

102221100202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11214.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 102221100202 its reverse (202001122201), we get a palindrome (304222222403).

The spelling of 102221100202 in words is "one hundred two billion, two hundred twenty-one million, one hundred thousand, two hundred two".