123030142301999 has 2 divisors, whose sum is σ = 123030142302000. Its totient is φ = 123030142301998.

The previous prime is 123030142301947. The next prime is 123030142302013. The reversal of 123030142301999 is 999103241030321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 123030142301999 - 2³² = 123025847334703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123030142301909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61515071150999 + 61515071151000.

It is an arithmetic number, because the mean of its divisors is an integer number (61515071151000).

Almost surely, 2^{123030142301999} is an apocalyptic number.

123030142301999 is a deficient number, since it is larger than the sum of its proper divisors (1).

123030142301999 is an equidigital number, since it uses as much as digits as its factorization.

123030142301999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 314928, while the sum is 47.

The spelling of 123030142301999 in words is "one hundred twenty-three trillion, thirty billion, one hundred forty-two million, three hundred one thousand, nine hundred ninety-nine".