22313125212 has 48 divisors (see below), whose sum is σ = 59761551360. Its totient is φ = 6347333952.

The previous prime is 22313125207. The next prime is 22313125229. The reversal of 22313125212 is 21252131322.

It is a super-3 number, since 3×22313125212³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 560748 + ... + 599219.

It is an arithmetic number, because the mean of its divisors is an integer number (1245032320).

Almost surely, 2^22313125212 is an apocalyptic number.

It is an amenable number.

22313125212 is an abundant number, since it is smaller than the sum of its proper divisors (37448426148).

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

22313125212 is a wasteful number, since it uses less digits than its factorization.

22313125212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1160210 (or 1160208 counting only the distinct ones).

The product of its digits is 1440, while the sum is 24.

Adding to 22313125212 its reverse (21252131322), we get a palindrome (43565256534).

The spelling of 22313125212 in words is "twenty-two billion, three hundred thirteen million, one hundred twenty-five thousand, two hundred twelve".