22231021112311 has 32 divisors (see below), whose sum is σ = 24583991588352. Its totient is φ = 19934885160960.

The previous prime is 22231021112299. The next prime is 22231021112327. The reversal of 22231021112311 is 11321112013222.

It is a happy number.

It is not a de Polignac number, because 22231021112311 - 2³⁹ = 21681265298423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22231021112711) 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, 386416230 + ... + 386473756.

It is an arithmetic number, because the mean of its divisors is an integer number (768249737136).

Almost surely, 2^{22231021112311} is an apocalyptic number.

22231021112311 is a deficient number, since it is larger than the sum of its proper divisors (2352970476041).

22231021112311 is a wasteful number, since it uses less digits than its factorization.

22231021112311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58839.

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 22231021112311 its reverse (11321112013222), we get a palindrome (33552133125533).

The spelling of 22231021112311 in words is "twenty-two trillion, two hundred thirty-one billion, twenty-one million, one hundred twelve thousand, three hundred eleven".