102221166295572 has 96 divisors (see below), whose sum is σ = 244165021900800. Its totient is φ = 33276881693952.

The previous prime is 102221166295553. The next prime is 102221166295609. The reversal of 102221166295572 is 275592661122201.

102221166295572 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 83070129 + ... + 84291687.

It is an arithmetic number, because the mean of its divisors is an integer number (2543385644800).

Almost surely, 2^{102221166295572} is an apocalyptic number.

102221166295572 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

102221166295572 is an abundant number, since it is smaller than the sum of its proper divisors (141943855605228).

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

102221166295572 is a wasteful number, since it uses less digits than its factorization.

102221166295572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1222605 (or 1222603 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 51.

It can be divided in two parts, 10222116629 and 5572, that added together give a palindrome (10222122201).

The spelling of 102221166295572 in words is "one hundred two trillion, two hundred twenty-one billion, one hundred sixty-six million, two hundred ninety-five thousand, five hundred seventy-two".