133001013232 has 80 divisors (see below), whose sum is σ = 279478674720. Its totient is φ = 61107609600.

The previous prime is 133001013179. The next prime is 133001013239. The reversal of 133001013232 is 232310100331.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133001013239) 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, 2125432 + ... + 2187112.

It is an arithmetic number, because the mean of its divisors is an integer number (3493483434).

Almost surely, 2^133001013232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133001013232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (139739337360).

133001013232 is an abundant number, since it is smaller than the sum of its proper divisors (146477661488).

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

133001013232 is a wasteful number, since it uses less digits than its factorization.

133001013232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61922 (or 61916 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 133001013232 its reverse (232310100331), we get a palindrome (365311113563).

The spelling of 133001013232 in words is "one hundred thirty-three billion, one million, thirteen thousand, two hundred thirty-two".