22112032002 has 64 divisors (see below), whose sum is σ = 47790673920. Its totient is φ = 6798449664.

The previous prime is 22112031979. The next prime is 22112032009. The reversal of 22112032002 is 20023021122.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (22112032009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1023403 + ... + 1044785.

It is an arithmetic number, because the mean of its divisors is an integer number (746729280).

Almost surely, 2^22112032002 is an apocalyptic number.

22112032002 is an abundant number, since it is smaller than the sum of its proper divisors (25678641918).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22112032002 is a wasteful number, since it uses less digits than its factorization.

22112032002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21647.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 22112032002 its reverse (20023021122), we get a palindrome (42135053124).

The spelling of 22112032002 in words is "twenty-two billion, one hundred twelve million, thirty-two thousand, two".