22333213372 has 48 divisors (see below), whose sum is σ = 40146805440. Its totient is φ = 10867161600.

The previous prime is 22333213369. The next prime is 22333213373. The reversal of 22333213372 is 27331233322.

It is a super-2 number, since 2×22333213372² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22333213373) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11999722 + ... + 12001582.

It is an arithmetic number, because the mean of its divisors is an integer number (836391780).

Almost surely, 2^22333213372 is an apocalyptic number.

It is an amenable number.

22333213372 is a deficient number, since it is larger than the sum of its proper divisors (17813592068).

22333213372 is a wasteful number, since it uses less digits than its factorization.

22333213372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2422 (or 2420 counting only the distinct ones).

The product of its digits is 27216, while the sum is 31.

Adding to 22333213372 its reverse (27331233322), we get a palindrome (49664446694).

The spelling of 22333213372 in words is "twenty-two billion, three hundred thirty-three million, two hundred thirteen thousand, three hundred seventy-two".