233132023331 has 4 divisors (see below), whose sum is σ = 233146371192. Its totient is φ = 233117675472.

The previous prime is 233132023297. The next prime is 233132023343. The reversal of 233132023331 is 133320231332.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-233132023331 is a prime.

It is a super-2 number, since 2×233132023331² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 233132023331.

It is not an unprimeable number, because it can be changed into a prime (233132323331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7149530 + ... + 7182063.

It is an arithmetic number, because the mean of its divisors is an integer number (58286592798).

Almost surely, 2^233132023331 is an apocalyptic number.

233132023331 is a deficient number, since it is larger than the sum of its proper divisors (14347861).

233132023331 is a wasteful number, since it uses less digits than its factorization.

233132023331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14347860.

The product of its (nonzero) digits is 5832, while the sum is 26.

Adding to 233132023331 its reverse (133320231332), we get a palindrome (366452254663).

The spelling of 233132023331 in words is "two hundred thirty-three billion, one hundred thirty-two million, twenty-three thousand, three hundred thirty-one".