111656101031122 has 8 divisors (see below), whose sum is σ = 168608206255500. Its totient is φ = 55453365612624.

The previous prime is 111656101031089. The next prime is 111656101031131. The reversal of 111656101031122 is 221130101656111.

It can be written as a sum of positive squares in 2 ways, for example, as 110029841019121 + 1626260012001 = 10489511^2 + 1275249^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×111656101031122² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 187342451097 + ... + 187342451692.

Almost surely, 2^{111656101031122} is an apocalyptic number.

111656101031122 is a deficient number, since it is larger than the sum of its proper divisors (56952105224378).

111656101031122 is a wasteful number, since it uses less digits than its factorization.

111656101031122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374684902940.

The product of its (nonzero) digits is 2160, while the sum is 31.

Adding to 111656101031122 its reverse (221130101656111), we get a palindrome (332786202687233).

The spelling of 111656101031122 in words is "one hundred eleven trillion, six hundred fifty-six billion, one hundred one million, thirty-one thousand, one hundred twenty-two".