12150203503 has 2 divisors, whose sum is σ = 12150203504. Its totient is φ = 12150203502.

The previous prime is 12150203497. The next prime is 12150203557. The reversal of 12150203503 is 30530205121.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12150203503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12150203003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6075101751 + 6075101752.

It is an arithmetic number, because the mean of its divisors is an integer number (6075101752).

Almost surely, 2^12150203503 is an apocalyptic number.

12150203503 is a deficient number, since it is larger than the sum of its proper divisors (1).

12150203503 is an equidigital number, since it uses as much as digits as its factorization.

12150203503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 900, while the sum is 22.

Adding to 12150203503 its reverse (30530205121), we get a palindrome (42680408624).

The spelling of 12150203503 in words is "twelve billion, one hundred fifty million, two hundred three thousand, five hundred three".