111256645556122 has 16 divisors (see below), whose sum is σ = 182268268970400. Its totient is φ = 50512330337040.

The previous prime is 111256645556093. The next prime is 111256645556131. The reversal of 111256645556122 is 221655546652111.

It is a super-2 number, since 2×111256645556122² (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 111256645556122.

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, 2943590097 + ... + 2943627892.

It is an arithmetic number, because the mean of its divisors is an integer number (11391766810650).

Almost surely, 2^{111256645556122} is an apocalyptic number.

111256645556122 is a deficient number, since it is larger than the sum of its proper divisors (71011623414278).

111256645556122 is a wasteful number, since it uses less digits than its factorization.

111256645556122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5887218861.

The product of its digits is 4320000, while the sum is 52.

The spelling of 111256645556122 in words is "one hundred eleven trillion, two hundred fifty-six billion, six hundred forty-five million, five hundred fifty-six thousand, one hundred twenty-two".