15103352225 has 24 divisors (see below), whose sum is σ = 21230307840. Its totient is φ = 10566227520.

The previous prime is 15103352219. The next prime is 15103352227. The reversal of 15103352225 is 52225330151.

15103352225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 15103352225 - 2⁸ = 15103351969 is a prime.

It is a super-2 number, since 2×15103352225² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (15103352227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1216769 + ... + 1229118.

It is an arithmetic number, because the mean of its divisors is an integer number (884596160).

Almost surely, 2^15103352225 is an apocalyptic number.

It is an amenable number.

15103352225 is a deficient number, since it is larger than the sum of its proper divisors (6126955615).

15103352225 is a wasteful number, since it uses less digits than its factorization.

15103352225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2445929 (or 2445924 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 29.

Adding to 15103352225 its reverse (52225330151), we get a palindrome (67328682376).

The spelling of 15103352225 in words is "fifteen billion, one hundred three million, three hundred fifty-two thousand, two hundred twenty-five".