123530040234121 has 8 divisors (see below), whose sum is σ = 128935740308544. Its totient is φ = 118127242556400.

The previous prime is 123530040234101. The next prime is 123530040234137. The reversal of 123530040234121 is 121432040035321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 123530040234121 - 2¹¹ = 123530040232073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123530040234101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 725512191 + ... + 725682436.

It is an arithmetic number, because the mean of its divisors is an integer number (16116967538568).

Almost surely, 2^{123530040234121} is an apocalyptic number.

It is an amenable number.

123530040234121 is a deficient number, since it is larger than the sum of its proper divisors (5405700074423).

123530040234121 is a wasteful number, since it uses less digits than its factorization.

123530040234121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1451198351.

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 123530040234121 its reverse (121432040035321), we get a palindrome (244962080269442).

The spelling of 123530040234121 in words is "one hundred twenty-three trillion, five hundred thirty billion, forty million, two hundred thirty-four thousand, one hundred twenty-one".