32112222402 has 32 divisors (see below), whose sum is σ = 71395914240. Its totient is φ = 9561951360.

The previous prime is 32112222313. The next prime is 32112222407. The reversal of 32112222402 is 20422221123.

It is not an unprimeable number, because it can be changed into a prime (32112222407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6637827 + ... + 6642662.

It is an arithmetic number, because the mean of its divisors is an integer number (2231122320).

Almost surely, 2^32112222402 is an apocalyptic number.

32112222402 is an abundant number, since it is smaller than the sum of its proper divisors (39283691838).

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

32112222402 is a wasteful number, since it uses less digits than its factorization.

32112222402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13280538.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 32112222402 its reverse (20422221123), we get a palindrome (52534443525).

The spelling of 32112222402 in words is "thirty-two billion, one hundred twelve million, two hundred twenty-two thousand, four hundred two".