1312331013103 has 8 divisors (see below), whose sum is σ = 1462094127360. Its totient is φ = 1167644614680.

The previous prime is 1312331013101. The next prime is 1312331013109. The reversal of 1312331013103 is 3013101332131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1312331013103 - 2¹ = 1312331013101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1312331013101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1269178413 + ... + 1269179446.

It is an arithmetic number, because the mean of its divisors is an integer number (182761765920).

Almost surely, 2^{1312331013103} is an apocalyptic number.

1312331013103 is a deficient number, since it is larger than the sum of its proper divisors (149763114257).

1312331013103 is a wasteful number, since it uses less digits than its factorization.

1312331013103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2538357917.

The product of its (nonzero) digits is 486, while the sum is 22.

Adding to 1312331013103 its reverse (3013101332131), we get a palindrome (4325432345234).

The spelling of 1312331013103 in words is "one trillion, three hundred twelve billion, three hundred thirty-one million, thirteen thousand, one hundred three".