123200103023 has 2 divisors, whose sum is σ = 123200103024. Its totient is φ = 123200103022.

The previous prime is 123200102983. The next prime is 123200103067. The reversal of 123200103023 is 320301002321.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123200103023 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 123200102992 and 123200103010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123200103073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61600051511 + 61600051512.

It is an arithmetic number, because the mean of its divisors is an integer number (61600051512).

Almost surely, 2^123200103023 is an apocalyptic number.

123200103023 is a deficient number, since it is larger than the sum of its proper divisors (1).

123200103023 is an equidigital number, since it uses as much as digits as its factorization.

123200103023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 123200103023 its reverse (320301002321), we get a palindrome (443501105344).

The spelling of 123200103023 in words is "one hundred twenty-three billion, two hundred million, one hundred three thousand, twenty-three".