2123224111903 has 2 divisors, whose sum is σ = 2123224111904. Its totient is φ = 2123224111902.

The previous prime is 2123224111871. The next prime is 2123224111933. The reversal of 2123224111903 is 3091114223212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2123224111903 - 2⁵ = 2123224111871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2123224111933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061612055951 + 1061612055952.

It is an arithmetic number, because the mean of its divisors is an integer number (1061612055952).

Almost surely, 2^{2123224111903} is an apocalyptic number.

2123224111903 is a deficient number, since it is larger than the sum of its proper divisors (1).

2123224111903 is an equidigital number, since it uses as much as digits as its factorization.

2123224111903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 31.

The spelling of 2123224111903 in words is "two trillion, one hundred twenty-three billion, two hundred twenty-four million, one hundred eleven thousand, nine hundred three".