112221102020122 has 16 divisors (see below), whose sum is σ = 168579578678472. Its totient is φ = 56027967105600.

The previous prime is 112221102020113. The next prime is 112221102020201. The reversal of 112221102020122 is 221020201122211.

It can be written as a sum of positive squares in 4 ways, for example, as 37725404694201 + 74495697325921 = 6142101^2 + 8631089^2 .

It is a super-2 number, since 2×112221102020122² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 112221102020122.

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, 10621629 + ... + 18364672.

Almost surely, 2^{112221102020122} is an apocalyptic number.

112221102020122 is a deficient number, since it is larger than the sum of its proper divisors (56358476658350).

112221102020122 is a wasteful number, since it uses less digits than its factorization.

112221102020122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28989153.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 112221102020122 its reverse (221020201122211), we get a palindrome (333241303142333).

The spelling of 112221102020122 in words is "one hundred twelve trillion, two hundred twenty-one billion, one hundred two million, twenty thousand, one hundred twenty-two".