123030213415125 has 16 divisors (see below), whose sum is σ = 204722275123392. Its totient is φ = 65616113821200.

The previous prime is 123030213415121. The next prime is 123030213415157. The reversal of 123030213415125 is 521514312030321.

It is a happy number.

It is not a de Polignac number, because 123030213415125 - 2² = 123030213415121 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123030213415121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 164040284179 + ... + 164040284928.

It is an arithmetic number, because the mean of its divisors is an integer number (12795142195212).

Almost surely, 2^{123030213415125} is an apocalyptic number.

123030213415125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

123030213415125 is a deficient number, since it is larger than the sum of its proper divisors (81692061708267).

123030213415125 is an equidigital number, since it uses as much as digits as its factorization.

123030213415125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328080569125 (or 328080569115 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 33.

Adding to 123030213415125 its reverse (521514312030321), we get a palindrome (644544525445446).

The spelling of 123030213415125 in words is "one hundred twenty-three trillion, thirty billion, two hundred thirteen million, four hundred fifteen thousand, one hundred twenty-five".