32001020231013 has 128 divisors (see below), whose sum is σ = 50133991219200. Its totient is φ = 20157592089600.

The previous prime is 32001020230957. The next prime is 32001020231041. The reversal of 32001020231013 is 31013202010023.

32001020231013 is a `hidden beast` number, since 320 + 0 + 1 + 0 + 20 + 2 + 310 + 13 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-32001020231013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32001010231013) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 779598456 + ... + 779639502.

It is an arithmetic number, because the mean of its divisors is an integer number (391671806400).

Almost surely, 2^{32001020231013} is an apocalyptic number.

It is an amenable number.

32001020231013 is a deficient number, since it is larger than the sum of its proper divisors (18132970988187).

32001020231013 is a wasteful number, since it uses less digits than its factorization.

32001020231013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41360 (or 41354 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 32001020231013 its reverse (31013202010023), we get a palindrome (63014222241036).

The spelling of 32001020231013 in words is "thirty-two trillion, one billion, twenty million, two hundred thirty-one thousand, thirteen".