2123013444103 has 2 divisors, whose sum is σ = 2123013444104. Its totient is φ = 2123013444102.

The previous prime is 2123013444077. The next prime is 2123013444137. The reversal of 2123013444103 is 3014443103212.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2123013444103 - 2³⁷ = 1985574490631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2123013444163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061506722051 + 1061506722052.

It is an arithmetic number, because the mean of its divisors is an integer number (1061506722052).

Almost surely, 2^{2123013444103} is an apocalyptic number.

2123013444103 is a deficient number, since it is larger than the sum of its proper divisors (1).

2123013444103 is an equidigital number, since it uses as much as digits as its factorization.

2123013444103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 2123013444103 its reverse (3014443103212), we get a palindrome (5137456547315).

The spelling of 2123013444103 in words is "two trillion, one hundred twenty-three billion, thirteen million, four hundred forty-four thousand, one hundred three".