3101200031231 has 4 divisors (see below), whose sum is σ = 3101709349200. Its totient is φ = 3100690713264.

The previous prime is 3101200031213. The next prime is 3101200031243. The reversal of 3101200031231 is 1321300021013.

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 3101200031231 - 2²² = 3101195836927 is a prime.

It is a super-2 number, since 2×3101200031231² (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 (3101200231231) 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, 254649851 + ... + 254662028.

It is an arithmetic number, because the mean of its divisors is an integer number (775427337300).

Almost surely, 2^{3101200031231} is an apocalyptic number.

3101200031231 is a deficient number, since it is larger than the sum of its proper divisors (509317969).

3101200031231 is an equidigital number, since it uses as much as digits as its factorization.

3101200031231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 509317968.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 3101200031231 its reverse (1321300021013), we get a palindrome (4422500052244).

The spelling of 3101200031231 in words is "three trillion, one hundred one billion, two hundred million, thirty-one thousand, two hundred thirty-one".