233121013013 has 8 divisors (see below), whose sum is σ = 266439752832. Its totient is φ = 199806207696.

The previous prime is 233121012983. The next prime is 233121013091. The reversal of 233121013013 is 310310121332.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 233121013013 - 2⁸ = 233121012757 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233121063013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 855545 + ... + 1094622.

It is an arithmetic number, because the mean of its divisors is an integer number (33304969104).

Almost surely, 2^233121013013 is an apocalyptic number.

It is an amenable number.

233121013013 is a deficient number, since it is larger than the sum of its proper divisors (33318739819).

233121013013 is a wasteful number, since it uses less digits than its factorization.

233121013013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1967251.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 233121013013 its reverse (310310121332), we get a palindrome (543431134345).

The spelling of 233121013013 in words is "two hundred thirty-three billion, one hundred twenty-one million, thirteen thousand, thirteen".