22312232212532 has 24 divisors (see below), whose sum is σ = 42123315204936. Its totient is φ = 10301763150848.

The previous prime is 22312232212483. The next prime is 22312232212547. The reversal of 22312232212532 is 23521223221322.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 9500228075536 + 12812004136996 = 3082244^2 + 3579386^2 .

It is a super-3 number, since 3×22312232212532³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

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, 3095478113 + ... + 3095485320.

It is an arithmetic number, because the mean of its divisors is an integer number (1755138133539).

Almost surely, 2^{22312232212532} is an apocalyptic number.

It is an amenable number.

22312232212532 is a deficient number, since it is larger than the sum of its proper divisors (19811082992404).

22312232212532 is a wasteful number, since it uses less digits than its factorization.

22312232212532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6190963507 (or 6190963505 counting only the distinct ones).

The product of its digits is 34560, while the sum is 32.

Adding to 22312232212532 its reverse (23521223221322), we get a palindrome (45833455433854).

The spelling of 22312232212532 in words is "twenty-two trillion, three hundred twelve billion, two hundred thirty-two million, two hundred twelve thousand, five hundred thirty-two".