1503210242225 has 24 divisors (see below), whose sum is σ = 1943159796480. Its totient is φ = 1152253080000.

The previous prime is 1503210242197. The next prime is 1503210242243. The reversal of 1503210242225 is 5222420123051.

It is a happy number.

It is not a de Polignac number, because 1503210242225 - 2³⁰ = 1502136500401 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9523835 + ... + 9680384.

It is an arithmetic number, because the mean of its divisors is an integer number (80964991520).

Almost surely, 2^{1503210242225} is an apocalyptic number.

It is an amenable number.

1503210242225 is a deficient number, since it is larger than the sum of its proper divisors (439949554255).

1503210242225 is a wasteful number, since it uses less digits than its factorization.

1503210242225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19204361 (or 19204356 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 1503210242225 its reverse (5222420123051), we get a palindrome (6725630365276).

The spelling of 1503210242225 in words is "one trillion, five hundred three billion, two hundred ten million, two hundred forty-two thousand, two hundred twenty-five".