123041116125 has 40 divisors (see below), whose sum is σ = 229385115960. Its totient is φ = 65621923200.

The previous prime is 123041116109. The next prime is 123041116141. The reversal of 123041116125 is 521611140321.

123041116125 is a `hidden beast` number, since 1 + 2 + 3 + 0 + 41 + 1 + 1 + 612 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (123041116109) and next prime (123041116141).

It can be written as a sum of positive squares in 4 ways, for example, as 111640356 + 122929475769 = 10566^2 + 350613^2 .

It is not a de Polignac number, because 123041116125 - 2⁴ = 123041116109 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 in 39 ways as a sum of consecutive naturals, for example, 6065980 + ... + 6086229.

It is an arithmetic number, because the mean of its divisors is an integer number (5734627899).

Almost surely, 2^123041116125 is an apocalyptic number.

123041116125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

123041116125 is a deficient number, since it is larger than the sum of its proper divisors (106343999835).

123041116125 is an equidigital number, since it uses as much as digits as its factorization.

123041116125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12152236 (or 12152217 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

Adding to 123041116125 its reverse (521611140321), we get a palindrome (644652256446).

The spelling of 123041116125 in words is "one hundred twenty-three billion, forty-one million, one hundred sixteen thousand, one hundred twenty-five".