232133310121 has 4 divisors (see below), whose sum is σ = 232344918612. Its totient is φ = 231921701632.

The previous prime is 232133310113. The next prime is 232133310151. The reversal of 232133310121 is 121013331232.

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

It can be written as a sum of positive squares in 2 ways, for example, as 170619389721 + 61513920400 = 413061^2 + 248020^2 .

It is a cyclic number.

It is not a de Polignac number, because 232133310121 - 2³ = 232133310113 is a prime.

It is a super-2 number, since 2×232133310121² (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 = 232133310092 and 232133310101.

It is not an unprimeable number, because it can be changed into a prime (232133310151) 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, 105802600 + ... + 105804793.

It is an arithmetic number, because the mean of its divisors is an integer number (58086229653).

Almost surely, 2^232133310121 is an apocalyptic number.

It is an amenable number.

232133310121 is a deficient number, since it is larger than the sum of its proper divisors (211608491).

232133310121 is a wasteful number, since it uses less digits than its factorization.

232133310121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211608490.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 232133310121 its reverse (121013331232), we get a palindrome (353146641353).

The spelling of 232133310121 in words is "two hundred thirty-two billion, one hundred thirty-three million, three hundred ten thousand, one hundred twenty-one".