1310303101020 has 96 divisors (see below), whose sum is σ = 3845736195840. Its totient is φ = 332964119040.

The previous prime is 1310303100961. The next prime is 1310303101021. The reversal of 1310303101020 is 201013030131.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1310303101021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6087750 + ... + 6299309.

It is an arithmetic number, because the mean of its divisors is an integer number (40059752040).

Almost surely, 2^{1310303101020} is an apocalyptic number.

1310303101020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1310303101020 is an abundant number, since it is smaller than the sum of its proper divisors (2535433094820).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1310303101020 is a wasteful number, since it uses less digits than its factorization.

1310303101020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12387155 (or 12387153 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 1310303101020 its reverse (201013030131), we get a palindrome (1511316131151).

The spelling of 1310303101020 in words is "one trillion, three hundred ten billion, three hundred three million, one hundred one thousand, twenty".