111210122211122 has 64 divisors (see below), whose sum is σ = 184209007897728. Its totient is φ = 49933376640000.

The previous prime is 111210122211103. The next prime is 111210122211143. The reversal of 111210122211122 is 221112221012111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 111210122211094 and 111210122211103.

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, 2135878133 + ... + 2135930199.

It is an arithmetic number, because the mean of its divisors is an integer number (2878265748402).

Almost surely, 2^{111210122211122} is an apocalyptic number.

111210122211122 is a deficient number, since it is larger than the sum of its proper divisors (72998885686606).

111210122211122 is a wasteful number, since it uses less digits than its factorization.

111210122211122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54395.

The product of its (nonzero) digits is 64, while the sum is 20.

Adding to 111210122211122 its reverse (221112221012111), we get a palindrome (332322343223233).

The spelling of 111210122211122 in words is "one hundred eleven trillion, two hundred ten billion, one hundred twenty-two million, two hundred eleven thousand, one hundred twenty-two".