22503104554123 has 2 divisors, whose sum is σ = 22503104554124. Its totient is φ = 22503104554122.

The previous prime is 22503104554121. The next prime is 22503104554267. The reversal of 22503104554123 is 32145540130522.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22503104554123 - 2¹ = 22503104554121 is a prime.

Together with 22503104554121, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (22503104554121) 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, 11251552277061 + 11251552277062.

It is an arithmetic number, because the mean of its divisors is an integer number (11251552277062).

Almost surely, 2^{22503104554123} is an apocalyptic number.

22503104554123 is a deficient number, since it is larger than the sum of its proper divisors (1).

22503104554123 is an equidigital number, since it uses as much as digits as its factorization.

22503104554123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144000, while the sum is 37.

Adding to 22503104554123 its reverse (32145540130522), we get a palindrome (54648644684645).

The spelling of 22503104554123 in words is "twenty-two trillion, five hundred three billion, one hundred four million, five hundred fifty-four thousand, one hundred twenty-three".