133011313320 has 64 divisors (see below), whose sum is σ = 409818654720. Its totient is φ = 34511042304.

The previous prime is 133011313291. The next prime is 133011313333. The reversal of 133011313320 is 23313110331.

It is a super-2 number, since 2×133011313320² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14974312 + ... + 14983191.

It is an arithmetic number, because the mean of its divisors is an integer number (6403416480).

Almost surely, 2^133011313320 is an apocalyptic number.

133011313320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133011313320 is an abundant number, since it is smaller than the sum of its proper divisors (276807341400).

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

133011313320 is a wasteful number, since it uses less digits than its factorization.

133011313320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29957554 (or 29957550 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 133011313320 its reverse (23313110331), we get a palindrome (156324423651).

The spelling of 133011313320 in words is "one hundred thirty-three billion, eleven million, three hundred thirteen thousand, three hundred twenty".