22224551121232 has 20 divisors (see below), whose sum is σ = 43060168757536. Its totient is φ = 11112249506400.

The previous prime is 22224551121221. The next prime is 22224551121293. The reversal of 22224551121232 is 23212115542222.

It is a super-2 number, since 2×22224551121232² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6699607 + ... + 9451657.

Almost surely, 2^{22224551121232} is an apocalyptic number.

It is an amenable number.

22224551121232 is a deficient number, since it is larger than the sum of its proper divisors (20835617636304).

22224551121232 is a wasteful number, since it uses less digits than its factorization.

22224551121232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3256786 (or 3256780 counting only the distinct ones).

The product of its digits is 38400, while the sum is 34.

Adding to 22224551121232 its reverse (23212115542222), we get a palindrome (45436666663454).

The spelling of 22224551121232 in words is "twenty-two trillion, two hundred twenty-four billion, five hundred fifty-one million, one hundred twenty-one thousand, two hundred thirty-two".