1312003113300 has 180 divisors, whose sum is σ = 4639632065376. Its totient is φ = 318061339200.

The previous prime is 1312003113233. The next prime is 1312003113301. The reversal of 1312003113300 is 33113002131.

It is a happy number.

1312003113300 is a `hidden beast` number, since 1 + 3 + 1 + 20 + 0 + 311 + 330 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (180).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1312003113301) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 7273432 + ... + 7451631.

Almost surely, 2^{1312003113300} is an apocalyptic number.

1312003113300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1312003113300 is an abundant number, since it is smaller than the sum of its proper divisors (3327628952076).

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

1312003113300 is a wasteful number, since it uses less digits than its factorization.

1312003113300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14725100 (or 14725084 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 1312003113300 its reverse (33113002131), we get a palindrome (1345116115431).

The spelling of 1312003113300 in words is "one trillion, three hundred twelve billion, three million, one hundred thirteen thousand, three hundred".