233132330131 has 4 divisors (see below), whose sum is σ = 233202364200. Its totient is φ = 233062296064.

The previous prime is 233132330129. The next prime is 233132330149. The reversal of 233132330131 is 131033231332.

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

It is a cyclic number.

It is not a de Polignac number, because 233132330131 - 2¹ = 233132330129 is a prime.

It is a super-2 number, since 2×233132330131² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 233132330096 and 233132330105.

It is not an unprimeable number, because it can be changed into a prime (233132330111) 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, 35012041 + ... + 35018698.

It is an arithmetic number, because the mean of its divisors is an integer number (58300591050).

Almost surely, 2^233132330131 is an apocalyptic number.

233132330131 is a deficient number, since it is larger than the sum of its proper divisors (70034069).

233132330131 is an equidigital number, since it uses as much as digits as its factorization.

233132330131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70034068.

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 233132330131 its reverse (131033231332), we get a palindrome (364165561463).

The spelling of 233132330131 in words is "two hundred thirty-three billion, one hundred thirty-two million, three hundred thirty thousand, one hundred thirty-one".