311232343232113 has 4 divisors (see below), whose sum is σ = 311232406720500. Its totient is φ = 311232279743728.

The previous prime is 311232343232101. The next prime is 311232343232179.

311232343232113 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 152702789146209 + 158529554085904 = 12357297^2 + 12590852^2 .

It is a cyclic number.

It is not a de Polignac number, because 311232343232113 - 2⁴¹ = 309033319976561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (311232343202113) 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, 23713738 + ... + 34421011.

It is an arithmetic number, because the mean of its divisors is an integer number (77808101680125).

Almost surely, 2^{311232343232113} is an apocalyptic number.

It is an amenable number.

311232343232113 is a deficient number, since it is larger than the sum of its proper divisors (63488387).

311232343232113 is an equidigital number, since it uses as much as digits as its factorization.

311232343232113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63488386.

The product of its digits is 46656, while the sum is 34.

The spelling of 311232343232113 in words is "three hundred eleven trillion, two hundred thirty-two billion, three hundred forty-three million, two hundred thirty-two thousand, one hundred thirteen".