2340252256123 has 4 divisors (see below), whose sum is σ = 2477914153560. Its totient is φ = 2202590358688.

The previous prime is 2340252256081. The next prime is 2340252256171. The reversal of 2340252256123 is 3216522520432.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2340252256123 - 2²⁹ = 2339715385211 is a prime.

It is a super-2 number, since 2×2340252256123² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2340256256123) 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, 68830948693 + ... + 68830948726.

It is an arithmetic number, because the mean of its divisors is an integer number (619478538390).

Almost surely, 2^{2340252256123} is an apocalyptic number.

2340252256123 is a deficient number, since it is larger than the sum of its proper divisors (137661897437).

2340252256123 is a wasteful number, since it uses less digits than its factorization.

2340252256123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137661897436.

The product of its (nonzero) digits is 172800, while the sum is 37.

Adding to 2340252256123 its reverse (3216522520432), we get a palindrome (5556774776555).

The spelling of 2340252256123 in words is "two trillion, three hundred forty billion, two hundred fifty-two million, two hundred fifty-six thousand, one hundred twenty-three".