120243000013 has 4 divisors (see below), whose sum is σ = 120356117728. Its totient is φ = 120129882300.

The previous prime is 120242999971. The next prime is 120243000037. The reversal of 120243000013 is 310000342021.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120243000013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120243000083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56557263 + ... + 56559388.

It is an arithmetic number, because the mean of its divisors is an integer number (30089029432).

Almost surely, 2^120243000013 is an apocalyptic number.

It is an amenable number.

120243000013 is a deficient number, since it is larger than the sum of its proper divisors (113117715).

120243000013 is a wasteful number, since it uses less digits than its factorization.

120243000013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113117714.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 120243000013 its reverse (310000342021), we get a palindrome (430243342034).

The spelling of 120243000013 in words is "one hundred twenty billion, two hundred forty-three million, thirteen", and thus it is an aban number.