22312331002 has 16 divisors (see below), whose sum is σ = 36073410912. Its totient is φ = 10289309040.

The previous prime is 22312330991. The next prime is 22312331023. The reversal of 22312331002 is 20013321322.

It is a super-3 number, since 3×22312331002³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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, 330624 + ... + 392347.

It is an arithmetic number, because the mean of its divisors is an integer number (2254588182).

Almost surely, 2^22312331002 is an apocalyptic number.

22312331002 is a deficient number, since it is larger than the sum of its proper divisors (13761079910).

22312331002 is a wasteful number, since it uses less digits than its factorization.

22312331002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 724173.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 22312331002 its reverse (20013321322), we get a palindrome (42325652324).

The spelling of 22312331002 in words is "twenty-two billion, three hundred twelve million, three hundred thirty-one thousand, two".