13333232231312 has 40 divisors (see below), whose sum is σ = 29523777726336. Its totient is φ = 5714205209856.

The previous prime is 13333232231309. The next prime is 13333232231413. The reversal of 13333232231312 is 21313223233331.

It is a happy 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, 23398973 + ... + 23962019.

Almost surely, 2^{13333232231312} is an apocalyptic number.

It is an amenable number.

13333232231312 is an abundant number, since it is smaller than the sum of its proper divisors (16190545495024).

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

13333232231312 is a wasteful number, since it uses less digits than its factorization.

13333232231312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 774495 (or 774489 counting only the distinct ones).

The product of its digits is 34992, while the sum is 32.

Adding to 13333232231312 its reverse (21313223233331), we get a palindrome (34646455464643).

The spelling of 13333232231312 in words is "thirteen trillion, three hundred thirty-three billion, two hundred thirty-two million, two hundred thirty-one thousand, three hundred twelve".