22331121113312 has 48 divisors (see below), whose sum is σ = 49076533642752. Its totient is φ = 9914451227520.

The previous prime is 22331121113311. The next prime is 22331121113351. The reversal of 22331121113312 is 21331112113322.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22331121113311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 737667248 + ... + 737697519.

It is an arithmetic number, because the mean of its divisors is an integer number (1022427784224).

Almost surely, 2^{22331121113312} is an apocalyptic number.

22331121113312 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22331121113312 is an abundant number, since it is smaller than the sum of its proper divisors (26745412529440).

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

22331121113312 is a wasteful number, since it uses less digits than its factorization.

22331121113312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1475364831 (or 1475364823 counting only the distinct ones).

The product of its digits is 1296, while the sum is 26.

Adding to 22331121113312 its reverse (21331112113322), we get a palindrome (43662233226634).

The spelling of 22331121113312 in words is "twenty-two trillion, three hundred thirty-one billion, one hundred twenty-one million, one hundred thirteen thousand, three hundred twelve".