15113442203 has 2 divisors, whose sum is σ = 15113442204. Its totient is φ = 15113442202.

The previous prime is 15113442139. The next prime is 15113442229. The reversal of 15113442203 is 30224431151.

It is a happy number.

It is an a-pointer prime, because the next prime (15113442229) can be obtained adding 15113442203 to its sum of digits (26).

It is a strong prime.

It is an emirp because it is prime and its reverse (30224431151) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 15113442203 - 2⁶ = 15113442139 is a prime.

It is a super-2 number, since 2×15113442203² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (15113442293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7556721101 + 7556721102.

It is an arithmetic number, because the mean of its divisors is an integer number (7556721102).

Almost surely, 2^15113442203 is an apocalyptic number.

15113442203 is a deficient number, since it is larger than the sum of its proper divisors (1).

15113442203 is an equidigital number, since it uses as much as digits as its factorization.

15113442203 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 26.

Adding to 15113442203 its reverse (30224431151), we get a palindrome (45337873354).

The spelling of 15113442203 in words is "fifteen billion, one hundred thirteen million, four hundred forty-two thousand, two hundred three".