313231223301 has 4 divisors (see below), whose sum is σ = 417641631072. Its totient is φ = 208820815532.

The previous prime is 313231223287. The next prime is 313231223323. The reversal of 313231223301 is 103322132313.

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 313231223301 - 2¹¹ = 313231221253 is a prime.

It is a super-2 number, since 2×313231223301² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313231223351) 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, 52205203881 + ... + 52205203886.

It is an arithmetic number, because the mean of its divisors is an integer number (104410407768).

Almost surely, 2^313231223301 is an apocalyptic number.

It is an amenable number.

313231223301 is a deficient number, since it is larger than the sum of its proper divisors (104410407771).

313231223301 is a wasteful number, since it uses less digits than its factorization.

313231223301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104410407770.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 313231223301 its reverse (103322132313), we get a palindrome (416553355614).

The spelling of 313231223301 in words is "three hundred thirteen billion, two hundred thirty-one million, two hundred twenty-three thousand, three hundred one".