1112222245779 has 12 divisors (see below), whose sum is σ = 1701045787896. Its totient is φ = 697864938432.

The previous prime is 1112222245697. The next prime is 1112222245817. The reversal of 1112222245779 is 9775422222111.

1112222245779 is a `hidden beast` number, since 1 + 1 + 122 + 2 + 2 + 2 + 457 + 79 = 666.

It is not a de Polignac number, because 1112222245779 - 2¹⁶ = 1112222180243 is a prime.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (1112224245779) 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, 3634713069 + ... + 3634713374.

It is an arithmetic number, because the mean of its divisors is an integer number (141753815658).

Almost surely, 2^{1112222245779} is an apocalyptic number.

1112222245779 is a deficient number, since it is larger than the sum of its proper divisors (588823542117).

1112222245779 is a wasteful number, since it uses less digits than its factorization.

1112222245779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7269426466 (or 7269426463 counting only the distinct ones).

The product of its digits is 282240, while the sum is 45.

The spelling of 1112222245779 in words is "one trillion, one hundred twelve billion, two hundred twenty-two million, two hundred forty-five thousand, seven hundred seventy-nine".