123103330211121 has 16 divisors (see below), whose sum is σ = 181541155018944. Its totient is φ = 73708438878144.

The previous prime is 123103330211107. The next prime is 123103330211143. The reversal of 123103330211121 is 121112033301321.

It is not a de Polignac number, because 123103330211121 - 2³⁸ = 122828452304177 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 123103330211091 and 123103330211100.

It is not an unprimeable number, because it can be changed into a prime (123103330215121) 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, 42655345131 + ... + 42655348016.

It is an arithmetic number, because the mean of its divisors is an integer number (11346322188684).

Almost surely, 2^{123103330211121} is an apocalyptic number.

It is an amenable number.

123103330211121 is a deficient number, since it is larger than the sum of its proper divisors (58437824807823).

123103330211121 is a wasteful number, since it uses less digits than its factorization.

123103330211121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85310693200.

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 123103330211121 its reverse (121112033301321), we get a palindrome (244215363512442).

The spelling of 123103330211121 in words is "one hundred twenty-three trillion, one hundred three billion, three hundred thirty million, two hundred eleven thousand, one hundred twenty-one".