311430242231313 has 8 divisors (see below), whose sum is σ = 415868523163776. Its totient is φ = 207306061393200.

The previous prime is 311430242231309. The next prime is 311430242231347. The reversal of 311430242231313 is 313132242034113.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 311430242231313 - 2² = 311430242231309 is a prime.

It is not an unprimeable number, because it can be changed into a prime (311430242231813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78525021273 + ... + 78525025238.

It is an arithmetic number, because the mean of its divisors is an integer number (51983565395472).

Almost surely, 2^{311430242231313} is an apocalyptic number.

It is an amenable number.

311430242231313 is a deficient number, since it is larger than the sum of its proper divisors (104438280932463).

311430242231313 is a wasteful number, since it uses less digits than its factorization.

311430242231313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157050047175.

The product of its (nonzero) digits is 31104, while the sum is 33.

Adding to 311430242231313 its reverse (313132242034113), we get a palindrome (624562484265426).

The spelling of 311430242231313 in words is "three hundred eleven trillion, four hundred thirty billion, two hundred forty-two million, two hundred thirty-one thousand, three hundred thirteen".