315223230311 has 32 divisors (see below), whose sum is σ = 358229039616. Its totient is φ = 274862016000.

The previous prime is 315223230299. The next prime is 315223230313. The reversal of 315223230311 is 113032322513.

It is not a de Polignac number, because 315223230311 - 2⁶ = 315223230247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (315223230313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15733046 + ... + 15753068.

It is an arithmetic number, because the mean of its divisors is an integer number (11194657488).

Almost surely, 2^315223230311 is an apocalyptic number.

315223230311 is a deficient number, since it is larger than the sum of its proper divisors (43005809305).

315223230311 is a wasteful number, since it uses less digits than its factorization.

315223230311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20663.

The product of its (nonzero) digits is 3240, while the sum is 26.

Adding to 315223230311 its reverse (113032322513), we get a palindrome (428255552824).

The spelling of 315223230311 in words is "three hundred fifteen billion, two hundred twenty-three million, two hundred thirty thousand, three hundred eleven".