22031332311323 has 4 divisors (see below), whose sum is σ = 22042287724728. Its totient is φ = 22020376897920.

The previous prime is 22031332311311. The next prime is 22031332311403. The reversal of 22031332311323 is 32311323313022.

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

It is a cyclic number.

It is not a de Polignac number, because 22031332311323 - 2¹⁶ = 22031332245787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22031332313323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5477703686 + ... + 5477707707.

It is an arithmetic number, because the mean of its divisors is an integer number (5510571931182).

Almost surely, 2^{22031332311323} is an apocalyptic number.

22031332311323 is a deficient number, since it is larger than the sum of its proper divisors (10955413405).

22031332311323 is a wasteful number, since it uses less digits than its factorization.

22031332311323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10955413404.

The product of its (nonzero) digits is 11664, while the sum is 29.

Adding to 22031332311323 its reverse (32311323313022), we get a palindrome (54342655624345).

The spelling of 22031332311323 in words is "twenty-two trillion, thirty-one billion, three hundred thirty-two million, three hundred eleven thousand, three hundred twenty-three".