222021112113 has 12 divisors (see below), whose sum is σ = 334640517120. Its totient is φ = 141578680056.

The previous prime is 222021112109. The next prime is 222021112147. The reversal of 222021112113 is 311211120222.

It is not a de Polignac number, because 222021112113 - 2² = 222021112109 is a prime.

It is not an unprimeable number, because it can be changed into a prime (222021112913) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 536282673 + ... + 536283086.

It is an arithmetic number, because the mean of its divisors is an integer number (27886709760).

Almost surely, 2^222021112113 is an apocalyptic number.

222021112113 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

222021112113 is a deficient number, since it is larger than the sum of its proper divisors (112619405007).

222021112113 is a wasteful number, since it uses less digits than its factorization.

222021112113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1072565788 (or 1072565785 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 222021112113 its reverse (311211120222), we get a palindrome (533232232335).

The spelling of 222021112113 in words is "two hundred twenty-two billion, twenty-one million, one hundred twelve thousand, one hundred thirteen".