2013131234000 has 80 divisors (see below), whose sum is σ = 4904910369216. Its totient is φ = 799105424000.

The previous prime is 2013131233979. The next prime is 2013131234003. The reversal of 2013131234000 is 4321313102.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2013131234003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3579854 + ... + 4103853.

Almost surely, 2^{2013131234000} is an apocalyptic number.

2013131234000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2013131234000 is an abundant number, since it is smaller than the sum of its proper divisors (2891779135216).

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

2013131234000 is a wasteful number, since it uses less digits than its factorization.

2013131234000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7683861 (or 7683845 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 2013131234000 its reverse (4321313102), we get a palindrome (2017452547102).

The spelling of 2013131234000 in words is "two trillion, thirteen billion, one hundred thirty-one million, two hundred thirty-four thousand".