32001320133 has 16 divisors (see below), whose sum is σ = 49904593600. Its totient is φ = 20211359760.

The previous prime is 32001320111. The next prime is 32001320261. The reversal of 32001320133 is 33102310023.

It is not a de Polignac number, because 32001320133 - 2⁶ = 32001320069 is a prime.

It is a super-2 number, since 2×32001320133² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32001320033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31189858 + ... + 31190883.

It is an arithmetic number, because the mean of its divisors is an integer number (3119037100).

Almost surely, 2^32001320133 is an apocalyptic number.

It is an amenable number.

32001320133 is a deficient number, since it is larger than the sum of its proper divisors (17903273467).

32001320133 is a wasteful number, since it uses less digits than its factorization.

32001320133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62380769 (or 62380763 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 32001320133 its reverse (33102310023), we get a palindrome (65103630156).

The spelling of 32001320133 in words is "thirty-two billion, one million, three hundred twenty thousand, one hundred thirty-three".