111423161324111 has 12 divisors (see below), whose sum is σ = 139585059241992. Its totient is φ = 88158984783408.

The previous prime is 111423161324093. The next prime is 111423161324173.

111423161324111 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 111423161324111 - 2⁴² = 107025114813007 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111423161324311) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 87459309665 + ... + 87459310938.

It is an arithmetic number, because the mean of its divisors is an integer number (11632088270166).

Almost surely, 2^{111423161324111} is an apocalyptic number.

111423161324111 is a deficient number, since it is larger than the sum of its proper divisors (28161897917881).

111423161324111 is a wasteful number, since it uses less digits than its factorization.

111423161324111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174918620630 (or 174918620623 counting only the distinct ones).

The product of its digits is 3456, while the sum is 32.

The spelling of 111423161324111 in words is "one hundred eleven trillion, four hundred twenty-three billion, one hundred sixty-one million, three hundred twenty-four thousand, one hundred eleven".