222160172112 has 60 divisors (see below), whose sum is σ = 638543723220. Its totient is φ = 72051945984.

The previous prime is 222160172107. The next prime is 222160172207. The reversal of 222160172112 is 211271061222.

It is a happy number.

222160172112 is a `hidden beast` number, since 2 + 2 + 21 + 601 + 7 + 21 + 12 = 666.

222160172112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 199251533376 + 22908638736 = 446376^2 + 151356^2 .

It is a congruent number.

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, 20843037 + ... + 20853692.

It is an arithmetic number, because the mean of its divisors is an integer number (10642395387).

Almost surely, 2^222160172112 is an apocalyptic number.

It is an amenable number.

222160172112 is an abundant number, since it is smaller than the sum of its proper divisors (416383551108).

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

222160172112 is a wasteful number, since it uses less digits than its factorization.

222160172112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41696780 (or 41696771 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 27.

The spelling of 222160172112 in words is "two hundred twenty-two billion, one hundred sixty million, one hundred seventy-two thousand, one hundred twelve".