111202210110122 has 64 divisors (see below), whose sum is σ = 179221610540448. Its totient is φ = 51559732224000.

The previous prime is 111202210110067. The next prime is 111202210110137. The reversal of 111202210110122 is 221011012202111.

It can be written as a sum of positive squares in 16 ways, for example, as 23206947734881 + 87995262375241 = 4817359^2 + 9380579^2 .

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 111202210110122.

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, 12959115872 + ... + 12959124452.

Almost surely, 2^{111202210110122} is an apocalyptic number.

111202210110122 is a deficient number, since it is larger than the sum of its proper divisors (68019400430326).

111202210110122 is a wasteful number, since it uses less digits than its factorization.

111202210110122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13515.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 111202210110122 its reverse (221011012202111), we get a palindrome (332213222312233).

The spelling of 111202210110122 in words is "one hundred eleven trillion, two hundred two billion, two hundred ten million, one hundred ten thousand, one hundred twenty-two".