22256432002 has 48 divisors (see below), whose sum is σ = 41093844480. Its totient is φ = 8988991200.

The previous prime is 22256431997. The next prime is 22256432047. The reversal of 22256432002 is 20023465222.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 324352 + ... + 386932.

It is an arithmetic number, because the mean of its divisors is an integer number (856121760).

Almost surely, 2^22256432002 is an apocalyptic number.

22256432002 is a deficient number, since it is larger than the sum of its proper divisors (18837412478).

22256432002 is a wasteful number, since it uses less digits than its factorization.

22256432002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62807 (or 62800 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 22256432002 its reverse (20023465222), we get a palindrome (42279897224).

The spelling of 22256432002 in words is "twenty-two billion, two hundred fifty-six million, four hundred thirty-two thousand, two".