111411788273431 has 16 divisors (see below), whose sum is σ = 116997843349440. Its totient is φ = 105888310133760.

The previous prime is 111411788273369. The next prime is 111411788273447. The reversal of 111411788273431 is 134372887114111.

It is a cyclic number.

It is not a de Polignac number, because 111411788273431 - 2²⁹ = 111411251402519 is a prime.

It is a super-2 number, since 2×111411788273431² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111411788274431) 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 15 ways as a sum of consecutive naturals, for example, 1747290 + ... + 15029191.

It is an arithmetic number, because the mean of its divisors is an integer number (7312365209340).

Almost surely, 2^{111411788273431} is an apocalyptic number.

111411788273431 is a deficient number, since it is larger than the sum of its proper divisors (5586055076009).

111411788273431 is a wasteful number, since it uses less digits than its factorization.

111411788273431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16778346.

The product of its digits is 903168, while the sum is 52.

The spelling of 111411788273431 in words is "one hundred eleven trillion, four hundred eleven billion, seven hundred eighty-eight million, two hundred seventy-three thousand, four hundred thirty-one".