123430202104111 has 16 divisors (see below), whose sum is σ = 145927721010240. Its totient is φ = 102148860844800.

The previous prime is 123430202104087. The next prime is 123430202104123. The reversal of 123430202104111 is 111401202034321.

It is not a de Polignac number, because 123430202104111 - 2¹¹ = 123430202102063 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123430202104511) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 119784985 + ... + 120811021.

It is an arithmetic number, because the mean of its divisors is an integer number (9120482563140).

Almost surely, 2^{123430202104111} is an apocalyptic number.

123430202104111 is a deficient number, since it is larger than the sum of its proper divisors (22497518906129).

123430202104111 is a wasteful number, since it uses less digits than its factorization.

123430202104111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1618674.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 123430202104111 its reverse (111401202034321), we get a palindrome (234831404138432).

The spelling of 123430202104111 in words is "one hundred twenty-three trillion, four hundred thirty billion, two hundred two million, one hundred four thousand, one hundred eleven".