3112101032231 has 4 divisors (see below), whose sum is σ = 3112762763712. Its totient is φ = 3111439300752.

The previous prime is 3112101032191. The next prime is 3112101032239. The reversal of 3112101032231 is 1322301012113.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3112101032231 is a prime.

It is a super-2 number, since 2×3112101032231² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3112101032239) 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, 330858686 + ... + 330868091.

It is an arithmetic number, because the mean of its divisors is an integer number (778190690928).

Almost surely, 2^{3112101032231} is an apocalyptic number.

3112101032231 is a deficient number, since it is larger than the sum of its proper divisors (661731481).

3112101032231 is an equidigital number, since it uses as much as digits as its factorization.

3112101032231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 661731480.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 3112101032231 its reverse (1322301012113), we get a palindrome (4434402044344).

The spelling of 3112101032231 in words is "three trillion, one hundred twelve billion, one hundred one million, thirty-two thousand, two hundred thirty-one".