22312213302132 has 72 divisors (see below), whose sum is σ = 61884818095464. Its totient is φ = 6735762498816.

The previous prime is 22312213302103. The next prime is 22312213302179. The reversal of 22312213302132 is 23120331221322.

22312213302132 is a `hidden beast` number, since 2 + 2 + 3 + 1 + 221 + 3 + 302 + 132 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 5560333777296 + 16751879524836 = 2358036^2 + 4092906^2 .

It is a super-3 number, since 3×22312213302132³ (a number of 41 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22312213302096 and 22312213302105.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 449745663 + ... + 449795270.

It is an arithmetic number, because the mean of its divisors is an integer number (859511362437).

Almost surely, 2^{22312213302132} is an apocalyptic number.

It is an amenable number.

22312213302132 is an abundant number, since it is smaller than the sum of its proper divisors (39572604793332).

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

22312213302132 is a wasteful number, since it uses less digits than its factorization.

22312213302132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 899541009 (or 899541004 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 22312213302132 its reverse (23120331221322), we get a palindrome (45432544523454).

The spelling of 22312213302132 in words is "twenty-two trillion, three hundred twelve billion, two hundred thirteen million, three hundred two thousand, one hundred thirty-two".