1310211131203 has 12 divisors (see below), whose sum is σ = 1418781783360. Its totient is φ = 1209397995936.

The previous prime is 1310211131197. The next prime is 1310211131209. The reversal of 1310211131203 is 3021311120131.

It is an interprime number because it is at equal distance from previous prime (1310211131197) and next prime (1310211131209).

It is not a de Polignac number, because 1310211131203 - 2⁵ = 1310211131171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1310211131209) 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 11 ways as a sum of consecutive naturals, for example, 13171150 + ... + 13270252.

It is an arithmetic number, because the mean of its divisors is an integer number (118231815280).

Almost surely, 2^{1310211131203} is an apocalyptic number.

1310211131203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1310211131203 is a deficient number, since it is larger than the sum of its proper divisors (108570652157).

1310211131203 is an equidigital number, since it uses as much as digits as its factorization.

1310211131203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177358 (or 177345 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 1310211131203 its reverse (3021311120131), we get a palindrome (4331522251334).

The spelling of 1310211131203 in words is "one trillion, three hundred ten billion, two hundred eleven million, one hundred thirty-one thousand, two hundred three".