111042744120447 has 16 divisors (see below), whose sum is σ = 149024023953792. Its totient is φ = 73545132042720.

The previous prime is 111042744120431. The next prime is 111042744120541. The reversal of 111042744120447 is 744021447240111.

It is a happy number.

It is not a de Polignac number, because 111042744120447 - 2⁴ = 111042744120431 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111042744120399 and 111042744120408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111042744190447) 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, 16053813 + ... + 21904574.

It is an arithmetic number, because the mean of its divisors is an integer number (9314001497112).

Almost surely, 2^{111042744120447} is an apocalyptic number.

111042744120447 is a deficient number, since it is larger than the sum of its proper divisors (37981279833345).

111042744120447 is a wasteful number, since it uses less digits than its factorization.

111042744120447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37964758.

The product of its (nonzero) digits is 200704, while the sum is 42.

The spelling of 111042744120447 in words is "one hundred eleven trillion, forty-two billion, seven hundred forty-four million, one hundred twenty thousand, four hundred forty-seven".