22112210212113 has 32 divisors (see below), whose sum is σ = 33942061557504. Its totient is φ = 12542831465472.

The previous prime is 22112210212109. The next prime is 22112210212117. The reversal of 22112210212113 is 31121201221122.

It is an interprime number because it is at equal distance from previous prime (22112210212109) and next prime (22112210212117).

It is not a de Polignac number, because 22112210212113 - 2² = 22112210212109 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 22112210212113.

It is not an unprimeable number, because it can be changed into a prime (22112210212117) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 81793381 + ... + 82063277.

It is an arithmetic number, because the mean of its divisors is an integer number (1060689423672).

Almost surely, 2^{22112210212113} is an apocalyptic number.

It is an amenable number.

22112210212113 is a deficient number, since it is larger than the sum of its proper divisors (11829851345391).

22112210212113 is a wasteful number, since it uses less digits than its factorization.

22112210212113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298521.

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 22112210212113 its reverse (31121201221122), we get a palindrome (53233411433235).

The spelling of 22112210212113 in words is "twenty-two trillion, one hundred twelve billion, two hundred ten million, two hundred twelve thousand, one hundred thirteen".