123310110199 has 2 divisors, whose sum is σ = 123310110200. Its totient is φ = 123310110198.

The previous prime is 123310110179. The next prime is 123310110299. The reversal of 123310110199 is 991011013321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123310110199 - 2⁷ = 123310110071 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 123310110199.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123310110149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61655055099 + 61655055100.

It is an arithmetic number, because the mean of its divisors is an integer number (61655055100).

Almost surely, 2^123310110199 is an apocalyptic number.

123310110199 is a deficient number, since it is larger than the sum of its proper divisors (1).

123310110199 is an equidigital number, since it uses as much as digits as its factorization.

123310110199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1458, while the sum is 31.

The spelling of 123310110199 in words is "one hundred twenty-three billion, three hundred ten million, one hundred ten thousand, one hundred ninety-nine".