123133133303312 has 40 divisors (see below), whose sum is σ = 264525203684352. Its totient is φ = 55052071516800.

The previous prime is 123133133303261. The next prime is 123133133303333. The reversal of 123133133303312 is 213303331331321.

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, 5734580048 + ... + 5734601519.

Almost surely, 2^{123133133303312} is an apocalyptic number.

It is an amenable number.

123133133303312 is an abundant number, since it is smaller than the sum of its proper divisors (141392070381040).

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

123133133303312 is a wasteful number, since it uses less digits than its factorization.

123133133303312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11469181647 (or 11469181641 counting only the distinct ones).

The product of its (nonzero) digits is 26244, while the sum is 32.

Adding to 123133133303312 its reverse (213303331331321), we get a palindrome (336436464634633).

The spelling of 123133133303312 in words is "one hundred twenty-three trillion, one hundred thirty-three billion, one hundred thirty-three million, three hundred three thousand, three hundred twelve".