123342011304125 has 16 divisors (see below), whose sum is σ = 157685240604528. Its totient is φ = 96266935648000.

The previous prime is 123342011304121. The next prime is 123342011304199. The reversal of 123342011304125 is 521403110243321.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 91764961836409 + 31577049467716 = 9579403^2 + 5619346^2 .

It is not a de Polignac number, because 123342011304125 - 2² = 123342011304121 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 123342011304091 and 123342011304100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123342011304121) 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, 12033361832 + ... + 12033372081.

It is an arithmetic number, because the mean of its divisors is an integer number (9855327537783).

Almost surely, 2^{123342011304125} is an apocalyptic number.

It is an amenable number.

123342011304125 is a deficient number, since it is larger than the sum of its proper divisors (34343229300403).

123342011304125 is an equidigital number, since it uses as much as digits as its factorization.

123342011304125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24066733969 (or 24066733959 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

Adding to 123342011304125 its reverse (521403110243321), we get a palindrome (644745121547446).

The spelling of 123342011304125 in words is "one hundred twenty-three trillion, three hundred forty-two billion, eleven million, three hundred four thousand, one hundred twenty-five".