3103112132231 has 4 divisors (see below), whose sum is σ = 3111902818512. Its totient is φ = 3094321445952.

The previous prime is 3103112132227. The next prime is 3103112132303. The reversal of 3103112132231 is 1322312113013.

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

It is a cyclic number.

It is not a de Polignac number, because 3103112132231 - 2² = 3103112132227 is a prime.

It is a super-2 number, since 2×3103112132231² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3103112132197 and 3103112132206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3103112134231) 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, 4395342611 + ... + 4395343316.

It is an arithmetic number, because the mean of its divisors is an integer number (777975704628).

Almost surely, 2^{3103112132231} is an apocalyptic number.

3103112132231 is a deficient number, since it is larger than the sum of its proper divisors (8790686281).

3103112132231 is an equidigital number, since it uses as much as digits as its factorization.

3103112132231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8790686280.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 3103112132231 its reverse (1322312113013), we get a palindrome (4425424245244).

The spelling of 3103112132231 in words is "three trillion, one hundred three billion, one hundred twelve million, one hundred thirty-two thousand, two hundred thirty-one".