1312331003302 has 16 divisors (see below), whose sum is σ = 2148697138752. Its totient is φ = 596167868520.

The previous prime is 1312331003287. The next prime is 1312331003303. The reversal of 1312331003302 is 2033001332131.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1312331003303) 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, 17272428 + ... + 17348239.

It is an arithmetic number, because the mean of its divisors is an integer number (134293571172).

Almost surely, 2^{1312331003302} is an apocalyptic number.

1312331003302 is a deficient number, since it is larger than the sum of its proper divisors (836366135450).

1312331003302 is a wasteful number, since it uses less digits than its factorization.

1312331003302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34622403.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 1312331003302 its reverse (2033001332131), we get a palindrome (3345332335433).

The spelling of 1312331003302 in words is "one trillion, three hundred twelve billion, three hundred thirty-one million, three thousand, three hundred two".