201232331233 has 2 divisors, whose sum is σ = 201232331234. Its totient is φ = 201232331232.

The previous prime is 201232331197. The next prime is 201232331243. The reversal of 201232331233 is 332133232102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 177348792384 + 23883538849 = 421128^2 + 154543^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201232331233 is a prime.

It is a super-2 number, since 2×201232331233² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 201232331198 and 201232331207.

It is not a weakly prime, because it can be changed into another prime (201232331243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100616165616 + 100616165617.

It is an arithmetic number, because the mean of its divisors is an integer number (100616165617).

Almost surely, 2^201232331233 is an apocalyptic number.

It is an amenable number.

201232331233 is a deficient number, since it is larger than the sum of its proper divisors (1).

201232331233 is an equidigital number, since it uses as much as digits as its factorization.

201232331233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 201232331233 its reverse (332133232102), we get a palindrome (533365563335).

The spelling of 201232331233 in words is "two hundred one billion, two hundred thirty-two million, three hundred thirty-one thousand, two hundred thirty-three".