3112310131001 has 4 divisors (see below), whose sum is σ = 3115617581604. Its totient is φ = 3109002680400.

The previous prime is 3112310130997. The next prime is 3112310131019. The reversal of 3112310131001 is 1001310132113.

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 1607519694400 + 1504790436601 = 1267880^2 + 1226699^2 .

It is a cyclic number.

It is not a de Polignac number, because 3112310131001 - 2² = 3112310130997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3112310101001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1653723890 + ... + 1653725771.

It is an arithmetic number, because the mean of its divisors is an integer number (778904395401).

Almost surely, 2^{3112310131001} is an apocalyptic number.

It is an amenable number.

3112310131001 is a deficient number, since it is larger than the sum of its proper divisors (3307450603).

3112310131001 is an equidigital number, since it uses as much as digits as its factorization.

3112310131001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3307450602.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 3112310131001 its reverse (1001310132113), we get a palindrome (4113620263114).

The spelling of 3112310131001 in words is "three trillion, one hundred twelve billion, three hundred ten million, one hundred thirty-one thousand, one".