133113051320 has 64 divisors (see below), whose sum is σ = 304083828000. Its totient is φ = 52431667200.

The previous prime is 133113051317. The next prime is 133113051373. The reversal of 133113051320 is 23150311331.

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, 9236120 + ... + 9250520.

Almost surely, 2^133113051320 is an apocalyptic number.

133113051320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133113051320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (152041914000).

133113051320 is an abundant number, since it is smaller than the sum of its proper divisors (170970776680).

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

133113051320 is a wasteful number, since it uses less digits than its factorization.

133113051320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17928 (or 17924 counting only the distinct ones).

The product of its (nonzero) digits is 810, while the sum is 23.

Adding to 133113051320 its reverse (23150311331), we get a palindrome (156263362651).

The spelling of 133113051320 in words is "one hundred thirty-three billion, one hundred thirteen million, fifty-one thousand, three hundred twenty".