111404505042243 has 12 divisors (see below), whose sum is σ = 183905849593648. Its totient is φ = 63659717166960.

The previous prime is 111404505042221. The next prime is 111404505042247. The reversal of 111404505042243 is 342240505404111.

111404505042243 is a `hidden beast` number, since 1 + 1 + 1 + 40 + 4 + 50 + 504 + 22 + 43 = 666.

It is not a de Polignac number, because 111404505042243 - 2²¹ = 111404502945091 is a prime.

It is a super-2 number, since 2×111404505042243² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111404505042198 and 111404505042207.

It is not an unprimeable number, because it can be changed into a prime (111404505042247) 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, 884162738368 + ... + 884162738493.

Almost surely, 2^{111404505042243} is an apocalyptic number.

111404505042243 is a deficient number, since it is larger than the sum of its proper divisors (72501344551405).

111404505042243 is a wasteful number, since it uses less digits than its factorization.

111404505042243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1768325476874 (or 1768325476871 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

The spelling of 111404505042243 in words is "one hundred eleven trillion, four hundred four billion, five hundred five million, forty-two thousand, two hundred forty-three".