232011332303231 has 4 divisors (see below), whose sum is σ = 249858357865032. Its totient is φ = 214164306741432.

The previous prime is 232011332303189. The next prime is 232011332303237. The reversal of 232011332303231 is 132303233110232.

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-232011332303231 is a prime.

It is a super-2 number, since 2×232011332303231² (a number of 30 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 = 232011332303194 and 232011332303203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232011332303237) 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, 8923512780881 + ... + 8923512780906.

It is an arithmetic number, because the mean of its divisors is an integer number (62464589466258).

Almost surely, 2^{232011332303231} is an apocalyptic number.

232011332303231 is a deficient number, since it is larger than the sum of its proper divisors (17847025561801).

232011332303231 is a wasteful number, since it uses less digits than its factorization.

232011332303231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17847025561800.

The product of its (nonzero) digits is 11664, while the sum is 29.

Adding to 232011332303231 its reverse (132303233110232), we get a palindrome (364314565413463).

The spelling of 232011332303231 in words is "two hundred thirty-two trillion, eleven billion, three hundred thirty-two million, three hundred three thousand, two hundred thirty-one".