15233228123 has 2 divisors, whose sum is σ = 15233228124. Its totient is φ = 15233228122.

The previous prime is 15233228069. The next prime is 15233228137. The reversal of 15233228123 is 32182233251.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 15233228123 - 2¹⁴ = 15233211739 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 15233228123.

It is not a weakly prime, because it can be changed into another prime (15233228173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7616614061 + 7616614062.

It is an arithmetic number, because the mean of its divisors is an integer number (7616614062).

Almost surely, 2^15233228123 is an apocalyptic number.

15233228123 is a deficient number, since it is larger than the sum of its proper divisors (1).

15233228123 is an equidigital number, since it uses as much as digits as its factorization.

15233228123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17280, while the sum is 32.

The spelling of 15233228123 in words is "fifteen billion, two hundred thirty-three million, two hundred twenty-eight thousand, one hundred twenty-three".