22220672233252 has 24 divisors (see below), whose sum is σ = 42253230736640. Its totient is φ = 10186046693280.

The previous prime is 22220672233183. The next prime is 22220672233289. The reversal of 22220672233252 is 25233227602222.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4715760003 + ... + 4715764714.

Almost surely, 2^{22220672233252} is an apocalyptic number.

It is an amenable number.

22220672233252 is a deficient number, since it is larger than the sum of its proper divisors (20032558503388).

22220672233252 is a wasteful number, since it uses less digits than its factorization.

22220672233252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9431524771 (or 9431524769 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 40.

Adding to 22220672233252 its reverse (25233227602222), we get a palindrome (47453899835474).

The spelling of 22220672233252 in words is "twenty-two trillion, two hundred twenty billion, six hundred seventy-two million, two hundred thirty-three thousand, two hundred fifty-two".