23113240143 has 8 divisors (see below), whose sum is σ = 35220175488. Its totient is φ = 13207565784.

The previous prime is 23113240127. The next prime is 23113240181. The reversal of 23113240143 is 34104231132.

It is a happy number.

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

It is not a de Polignac number, because 23113240143 - 2⁴ = 23113240127 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23113240193) 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, 550315221 + ... + 550315262.

It is an arithmetic number, because the mean of its divisors is an integer number (4402521936).

Almost surely, 2^23113240143 is an apocalyptic number.

23113240143 is a deficient number, since it is larger than the sum of its proper divisors (12106935345).

23113240143 is a wasteful number, since it uses less digits than its factorization.

23113240143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1100630493.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 23113240143 its reverse (34104231132), we get a palindrome (57217471275).

The spelling of 23113240143 in words is "twenty-three billion, one hundred thirteen million, two hundred forty thousand, one hundred forty-three".