22231211333012 has 48 divisors (see below), whose sum is σ = 44637093978624. Its totient is φ = 9594613392000.

The previous prime is 22231211332961. The next prime is 22231211333021. The reversal of 22231211333012 is 21033311213222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 153687539 + ... + 153832122.

It is an arithmetic number, because the mean of its divisors is an integer number (929939457888).

Almost surely, 2^{22231211333012} is an apocalyptic number.

22231211333012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22231211333012 is an abundant number, since it is smaller than the sum of its proper divisors (22405882645612).

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

22231211333012 is a wasteful number, since it uses less digits than its factorization.

22231211333012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307519760 (or 307519758 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 22231211333012 its reverse (21033311213222), we get a palindrome (43264522546234).

The spelling of 22231211333012 in words is "twenty-two trillion, two hundred thirty-one billion, two hundred eleven million, three hundred thirty-three thousand, twelve".