831132232001 has 4 divisors (see below), whose sum is σ = 833302290432. Its totient is φ = 828962173572.

The previous prime is 831132231983. The next prime is 831132232009. The reversal of 831132232001 is 100232231138.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 831132232001 - 2²⁶ = 831065123137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (831132232009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1085028641 + ... + 1085029406.

It is an arithmetic number, because the mean of its divisors is an integer number (208325572608).

Almost surely, 2^831132232001 is an apocalyptic number.

It is an amenable number.

831132232001 is a deficient number, since it is larger than the sum of its proper divisors (2170058431).

831132232001 is a wasteful number, since it uses less digits than its factorization.

831132232001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2170058430.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 831132232001 its reverse (100232231138), we get a palindrome (931364463139).

The spelling of 831132232001 in words is "eight hundred thirty-one billion, one hundred thirty-two million, two hundred thirty-two thousand, one".