201313222331323 has 4 divisors (see below), whose sum is σ = 204317897291560. Its totient is φ = 198308547371088.

The previous prime is 201313222331297. The next prime is 201313222331387. The reversal of 201313222331323 is 323133222313102.

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 201313222331323 - 2²⁵ = 201313188776891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201313222331393) 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, 1502337480018 + ... + 1502337480151.

It is an arithmetic number, because the mean of its divisors is an integer number (51079474322890).

Almost surely, 2^{201313222331323} is an apocalyptic number.

201313222331323 is a deficient number, since it is larger than the sum of its proper divisors (3004674960237).

201313222331323 is an equidigital number, since it uses as much as digits as its factorization.

201313222331323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3004674960236.

The product of its (nonzero) digits is 23328, while the sum is 31.

Adding to 201313222331323 its reverse (323133222313102), we get a palindrome (524446444644425).

The spelling of 201313222331323 in words is "two hundred one trillion, three hundred thirteen billion, two hundred twenty-two million, three hundred thirty-one thousand, three hundred twenty-three".