12224012779 has 6 divisors (see below), whose sum is σ = 13436311700. Its totient is φ = 11112738780.

The previous prime is 12224012771. The next prime is 12224012789. The reversal of 12224012779 is 97721042221.

It is not a de Polignac number, because 12224012779 - 2³ = 12224012771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12224012771) 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 5 ways as a sum of consecutive naturals, for example, 50512329 + ... + 50512570.

Almost surely, 2^12224012779 is an apocalyptic number.

12224012779 is a deficient number, since it is larger than the sum of its proper divisors (1212298921).

12224012779 is a wasteful number, since it uses less digits than its factorization.

12224012779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101024921 (or 101024910 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 37.

The spelling of 12224012779 in words is "twelve billion, two hundred twenty-four million, twelve thousand, seven hundred seventy-nine".