15122243023 has 2 divisors, whose sum is σ = 15122243024. Its totient is φ = 15122243022.

The previous prime is 15122242981. The next prime is 15122243033. The reversal of 15122243023 is 32034222151.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 15122243023 - 2²⁵ = 15088688591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15122243033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7561121511 + 7561121512.

It is an arithmetic number, because the mean of its divisors is an integer number (7561121512).

Almost surely, 2^15122243023 is an apocalyptic number.

15122243023 is a deficient number, since it is larger than the sum of its proper divisors (1).

15122243023 is an equidigital number, since it uses as much as digits as its factorization.

15122243023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 15122243023 its reverse (32034222151), we get a palindrome (47156465174).

The spelling of 15122243023 in words is "fifteen billion, one hundred twenty-two million, two hundred forty-three thousand, twenty-three".