2013120452523 has 8 divisors (see below), whose sum is σ = 2756705484688. Its totient is φ = 1305807861024.

The previous prime is 2013120452521. The next prime is 2013120452537. The reversal of 2013120452523 is 3252540213102.

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

It is not a de Polignac number, because 2013120452523 - 2¹ = 2013120452521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2013120452521) 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, 9068110036 + ... + 9068110257.

It is an arithmetic number, because the mean of its divisors is an integer number (344588185586).

Almost surely, 2^{2013120452523} is an apocalyptic number.

2013120452523 is a deficient number, since it is larger than the sum of its proper divisors (743585032165).

2013120452523 is a wasteful number, since it uses less digits than its factorization.

2013120452523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18136220333.

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 2013120452523 its reverse (3252540213102), we get a palindrome (5265660665625).

The spelling of 2013120452523 in words is "two trillion, thirteen billion, one hundred twenty million, four hundred fifty-two thousand, five hundred twenty-three".