23202221322 has 32 divisors (see below), whose sum is σ = 53038766592. Its totient is φ = 6628566384.

The previous prime is 23202221303. The next prime is 23202221327. The reversal of 23202221322 is 22312220232.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (23202221327) 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 15 ways as a sum of consecutive naturals, for example, 571873 + ... + 611099.

It is an arithmetic number, because the mean of its divisors is an integer number (1657461456).

Almost surely, 2^23202221322 is an apocalyptic number.

23202221322 is an abundant number, since it is smaller than the sum of its proper divisors (29836545270).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23202221322 is a wasteful number, since it uses less digits than its factorization.

23202221322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53322.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 23202221322 its reverse (22312220232), we get a palindrome (45514441554).

The spelling of 23202221322 in words is "twenty-three billion, two hundred two million, two hundred twenty-one thousand, three hundred twenty-two".