123543040110225 has 24 divisors (see below), whose sum is σ = 204273170701152. Its totient is φ = 65884671590400.

The previous prime is 123543040110181. The next prime is 123543040110229. The reversal of 123543040110225 is 522011040345321.

It is not a de Polignac number, because 123543040110225 - 2¹¹ = 123543040108177 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123543040110229) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 60867391 + ... + 62864340.

It is an arithmetic number, because the mean of its divisors is an integer number (8511382112548).

Almost surely, 2^{123543040110225} is an apocalyptic number.

123543040110225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

123543040110225 is a deficient number, since it is larger than the sum of its proper divisors (80730130590927).

123543040110225 is a wasteful number, since it uses less digits than its factorization.

123543040110225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123745057 (or 123745052 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 33.

Adding to 123543040110225 its reverse (522011040345321), we get a palindrome (645554080455546).

The spelling of 123543040110225 in words is "one hundred twenty-three trillion, five hundred forty-three billion, forty million, one hundred ten thousand, two hundred twenty-five".