223223131312 has 20 divisors (see below), whose sum is σ = 435606294760. Its totient is φ = 110808603648.

The previous prime is 223223131291. The next prime is 223223131331. The reversal of 223223131312 is 213131322322.

223223131312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×223223131312³ (a number of 35 digits) contains 333 as substring.

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 3 ways as a sum of consecutive naturals, for example, 50182833 + ... + 50187280.

It is an arithmetic number, because the mean of its divisors is an integer number (21780314738).

Almost surely, 2^223223131312 is an apocalyptic number.

It is an amenable number.

223223131312 is a deficient number, since it is larger than the sum of its proper divisors (212383163448).

223223131312 is a wasteful number, since it uses less digits than its factorization.

223223131312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100370260 (or 100370254 counting only the distinct ones).

The product of its digits is 2592, while the sum is 25.

Adding to 223223131312 its reverse (213131322322), we get a palindrome (436354453634).

The spelling of 223223131312 in words is "two hundred twenty-three billion, two hundred twenty-three million, one hundred thirty-one thousand, three hundred twelve".