22331210122331 has 4 divisors (see below), whose sum is σ = 24361320133464. Its totient is φ = 20301100111200.

The previous prime is 22331210122213. The next prime is 22331210122337. The reversal of 22331210122331 is 13322101213322.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22331210122331 is a prime.

It is a super-2 number, since 2×22331210122331² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22331210122331.

It is not an unprimeable number, because it can be changed into a prime (22331210122337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1015055005550 + ... + 1015055005571.

It is an arithmetic number, because the mean of its divisors is an integer number (6090330033366).

Almost surely, 2^{22331210122331} is an apocalyptic number.

22331210122331 is a deficient number, since it is larger than the sum of its proper divisors (2030110011133).

22331210122331 is a wasteful number, since it uses less digits than its factorization.

22331210122331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2030110011132.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 22331210122331 its reverse (13322101213322), we get a palindrome (35653311335653).

The spelling of 22331210122331 in words is "twenty-two trillion, three hundred thirty-one billion, two hundred ten million, one hundred twenty-two thousand, three hundred thirty-one".