133231112160500 has 24 divisors (see below), whose sum is σ = 290976748959624. Its totient is φ = 53292444864000.

The previous prime is 133231112160479. The next prime is 133231112160527. The reversal of 133231112160500 is 5061211132331.

It can be written as a sum of positive squares in 4 ways, for example, as 31955187963664 + 101275924196836 = 5652892^2 + 10063594^2 .

It is a congruent 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, 133231111661 + ... + 133231112660.

It is an arithmetic number, because the mean of its divisors is an integer number (12124031206651).

Almost surely, 2^{133231112160500} is an apocalyptic number.

133231112160500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133231112160500 is an abundant number, since it is smaller than the sum of its proper divisors (157745636799124).

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

133231112160500 is a wasteful number, since it uses less digits than its factorization.

133231112160500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266462224340 (or 266462224328 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 29.

Adding to 133231112160500 its reverse (5061211132331), we get a palindrome (138292323292831).

The spelling of 133231112160500 in words is "one hundred thirty-three trillion, two hundred thirty-one billion, one hundred twelve million, one hundred sixty thousand, five hundred".