3131202112303 has 2 divisors, whose sum is σ = 3131202112304. Its totient is φ = 3131202112302.

The previous prime is 3131202112277. The next prime is 3131202112351. The reversal of 3131202112303 is 3032112021313.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3131202112303 - 2¹⁷ = 3131201981231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3131202112373) 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 as a sum of consecutive naturals, namely, 1565601056151 + 1565601056152.

It is an arithmetic number, because the mean of its divisors is an integer number (1565601056152).

Almost surely, 2^{3131202112303} is an apocalyptic number.

3131202112303 is a deficient number, since it is larger than the sum of its proper divisors (1).

3131202112303 is an equidigital number, since it uses as much as digits as its factorization.

3131202112303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 3131202112303 its reverse (3032112021313), we get a palindrome (6163314133616).

The spelling of 3131202112303 in words is "three trillion, one hundred thirty-one billion, two hundred two million, one hundred twelve thousand, three hundred three".