22211331023 has 4 divisors (see below), whose sum is σ = 25384378320. Its totient is φ = 19038283728.

The previous prime is 22211330903. The next prime is 22211331049. The reversal of 22211331023 is 32013311222.

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 22211331023 - 2⁸ = 22211330767 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22211330986 and 22211331004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22211331083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1586523638 + ... + 1586523651.

It is an arithmetic number, because the mean of its divisors is an integer number (6346094580).

Almost surely, 2^22211331023 is an apocalyptic number.

22211331023 is a deficient number, since it is larger than the sum of its proper divisors (3173047297).

22211331023 is an equidigital number, since it uses as much as digits as its factorization.

22211331023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3173047296.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 22211331023 its reverse (32013311222), we get a palindrome (54224642245).

The spelling of 22211331023 in words is "twenty-two billion, two hundred eleven million, three hundred thirty-one thousand, twenty-three".