10122131503 has 4 divisors (see below), whose sum is σ = 11042325288. Its totient is φ = 9201937720.

The previous prime is 10122131473. The next prime is 10122131531. The reversal of 10122131503 is 30513122101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10122131503 - 2¹⁷ = 10122000431 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10122131303) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 460096876 + ... + 460096897.

It is an arithmetic number, because the mean of its divisors is an integer number (2760581322).

Almost surely, 2^10122131503 is an apocalyptic number.

10122131503 is a deficient number, since it is larger than the sum of its proper divisors (920193785).

10122131503 is an equidigital number, since it uses as much as digits as its factorization.

10122131503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 920193784.

The product of its (nonzero) digits is 180, while the sum is 19.

Adding to 10122131503 its reverse (30513122101), we get a palindrome (40635253604).

The spelling of 10122131503 in words is "ten billion, one hundred twenty-two million, one hundred thirty-one thousand, five hundred three".