23240110444431 has 4 divisors (see below), whose sum is σ = 30986813925912. Its totient is φ = 15493406962952.

The previous prime is 23240110444429. The next prime is 23240110444451. The reversal of 23240110444431 is 13444401104232.

It is a happy number.

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 23240110444431 - 2¹ = 23240110444429 is a prime.

It is a super-2 number, since 2×23240110444431² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23240110444392 and 23240110444401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23240110444451) 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, 3873351740736 + ... + 3873351740741.

It is an arithmetic number, because the mean of its divisors is an integer number (7746703481478).

Almost surely, 2^{23240110444431} is an apocalyptic number.

23240110444431 is a deficient number, since it is larger than the sum of its proper divisors (7746703481481).

23240110444431 is an equidigital number, since it uses as much as digits as its factorization.

23240110444431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7746703481480.

The product of its (nonzero) digits is 36864, while the sum is 33.

Adding to 23240110444431 its reverse (13444401104232), we get a palindrome (36684511548663).

The spelling of 23240110444431 in words is "twenty-three trillion, two hundred forty billion, one hundred ten million, four hundred forty-four thousand, four hundred thirty-one".