22502105012 has 48 divisors (see below), whose sum is σ = 42112405440. Its totient is φ = 10483748352.

The previous prime is 22502105009. The next prime is 22502105033. The reversal of 22502105012 is 21050120522.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2977823 + ... + 2985369.

It is an arithmetic number, because the mean of its divisors is an integer number (877341780).

Almost surely, 2^22502105012 is an apocalyptic number.

It is an amenable number.

22502105012 is a deficient number, since it is larger than the sum of its proper divisors (19610300428).

22502105012 is a wasteful number, since it uses less digits than its factorization.

22502105012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8000 (or 7998 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

Adding to 22502105012 its reverse (21050120522), we get a palindrome (43552225534).

The spelling of 22502105012 in words is "twenty-two billion, five hundred two million, one hundred five thousand, twelve".