22132102312 has 16 divisors (see below), whose sum is σ = 41554316340. Its totient is φ = 11050951296.

The previous prime is 22132102303. The next prime is 22132102313. The reversal of 22132102312 is 21320123122.

It can be written as a sum of positive squares in 2 ways, for example, as 21991110436 + 140991876 = 148294^2 + 11874^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22132102312.

It is not an unprimeable number, because it can be changed into a prime (22132102313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1881253 + ... + 1892980.

Almost surely, 2^22132102312 is an apocalyptic number.

It is an amenable number.

22132102312 is a deficient number, since it is larger than the sum of its proper divisors (19422214028).

22132102312 is a wasteful number, since it uses less digits than its factorization.

22132102312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3774972 (or 3774968 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 22132102312 its reverse (21320123122), we get a palindrome (43452225434).

The spelling of 22132102312 in words is "twenty-two billion, one hundred thirty-two million, one hundred two thousand, three hundred twelve".