311235532113 has 8 divisors (see below), whose sum is σ = 452706228576. Its totient is φ = 188627595200.

The previous prime is 311235532093. The next prime is 311235532121.

311235532113 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 311235532113 - 2⁹ = 311235531601 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (311235532613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4715689848 + ... + 4715689913.

It is an arithmetic number, because the mean of its divisors is an integer number (56588278572).

Almost surely, 2^311235532113 is an apocalyptic number.

311235532113 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

311235532113 is a deficient number, since it is larger than the sum of its proper divisors (141470696463).

311235532113 is a wasteful number, since it uses less digits than its factorization.

311235532113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9431379775.

The product of its digits is 8100, while the sum is 30.

It can be divided in two parts, 311235 and 532113, that added together give a palindrome (843348).

The spelling of 311235532113 in words is "three hundred eleven billion, two hundred thirty-five million, five hundred thirty-two thousand, one hundred thirteen".