201203122313 has 4 divisors (see below), whose sum is σ = 201214865280. Its totient is φ = 201191379348.

The previous prime is 201203122291. The next prime is 201203122319. The reversal of 201203122313 is 313221302102.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 201203122313 - 2²² = 201198928009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201203122319) 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, 5845745 + ... + 5880062.

It is an arithmetic number, because the mean of its divisors is an integer number (50303716320).

Almost surely, 2^201203122313 is an apocalyptic number.

It is an amenable number.

201203122313 is a deficient number, since it is larger than the sum of its proper divisors (11742967).

201203122313 is a wasteful number, since it uses less digits than its factorization.

201203122313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11742966.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 201203122313 its reverse (313221302102), we get a palindrome (514424424415).

The spelling of 201203122313 in words is "two hundred one billion, two hundred three million, one hundred twenty-two thousand, three hundred thirteen".