313200232133 has 2 divisors, whose sum is σ = 313200232134. Its totient is φ = 313200232132.

The previous prime is 313200232123. The next prime is 313200232141. The reversal of 313200232133 is 331232002313.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 192441897124 + 120758335009 = 438682^2 + 347503^2 .

It is a cyclic number.

It is not a de Polignac number, because 313200232133 - 2¹⁰ = 313200231109 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 313200232099 and 313200232108.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313200232123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156600116066 + 156600116067.

It is an arithmetic number, because the mean of its divisors is an integer number (156600116067).

Almost surely, 2^313200232133 is an apocalyptic number.

It is an amenable number.

313200232133 is a deficient number, since it is larger than the sum of its proper divisors (1).

313200232133 is an equidigital number, since it uses as much as digits as its factorization.

313200232133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 313200232133 its reverse (331232002313), we get a palindrome (644432234446).

The spelling of 313200232133 in words is "three hundred thirteen billion, two hundred million, two hundred thirty-two thousand, one hundred thirty-three".