22112121232113 has 16 divisors (see below), whose sum is σ = 32911064161536. Its totient is φ = 13089627789840.

The previous prime is 22112121232057. The next prime is 22112121232133. The reversal of 22112121232113 is 31123212121122.

It is not a de Polignac number, because 22112121232113 - 2¹⁷ = 22112121101041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22112121232133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7791443695 + ... + 7791446532.

It is an arithmetic number, because the mean of its divisors is an integer number (2056941510096).

Almost surely, 2^{22112121232113} is an apocalyptic number.

It is an amenable number.

22112121232113 is a deficient number, since it is larger than the sum of its proper divisors (10798942929423).

22112121232113 is a wasteful number, since it uses less digits than its factorization.

22112121232113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15582890284.

The product of its digits is 576, while the sum is 24.

Adding to 22112121232113 its reverse (31123212121122), we get a palindrome (53235333353235).

The spelling of 22112121232113 in words is "twenty-two trillion, one hundred twelve billion, one hundred twenty-one million, two hundred thirty-two thousand, one hundred thirteen".