23343512311123 has 4 divisors (see below), whose sum is σ = 23347993697080. Its totient is φ = 23339030925168.

The previous prime is 23343512311099. The next prime is 23343512311139. The reversal of 23343512311123 is 32111321534332.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23343512311123 is a prime.

It is a super-2 number, since 2×23343512311123² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23343512311523) 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, 2240685165 + ... + 2240695582.

It is an arithmetic number, because the mean of its divisors is an integer number (5836998424270).

Almost surely, 2^{23343512311123} is an apocalyptic number.

23343512311123 is a deficient number, since it is larger than the sum of its proper divisors (4481385957).

23343512311123 is an equidigital number, since it uses as much as digits as its factorization.

23343512311123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4481385956.

The product of its digits is 38880, while the sum is 34.

Adding to 23343512311123 its reverse (32111321534332), we get a palindrome (55454833845455).

The spelling of 23343512311123 in words is "twenty-three trillion, three hundred forty-three billion, five hundred twelve million, three hundred eleven thousand, one hundred twenty-three".