22621233214252 has 6 divisors (see below), whose sum is σ = 39587158124948. Its totient is φ = 11310616607124.

The previous prime is 22621233214207. The next prime is 22621233214387. The reversal of 22621233214252 is 25241233212622.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2827654151778 + ... + 2827654151785.

Almost surely, 2^{22621233214252} is an apocalyptic number.

It is an amenable number.

22621233214252 is a deficient number, since it is larger than the sum of its proper divisors (16965924910696).

22621233214252 is a wasteful number, since it uses less digits than its factorization.

22621233214252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5655308303567 (or 5655308303565 counting only the distinct ones).

The product of its digits is 138240, while the sum is 37.

Adding to 22621233214252 its reverse (25241233212622), we get a palindrome (47862466426874).

The spelling of 22621233214252 in words is "twenty-two trillion, six hundred twenty-one billion, two hundred thirty-three million, two hundred fourteen thousand, two hundred fifty-two".