12222223577789 has 16 divisors (see below), whose sum is σ = 12942580464000. Its totient is φ = 11521999680576.

The previous prime is 12222223577723. The next prime is 12222223577803. The reversal of 12222223577789 is 98777532222221.

It is a cyclic number.

It is not a de Polignac number, because 12222223577789 - 2²⁸ = 12221955142333 is a prime.

It is a super-2 number, since 2×12222223577789² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12222223577189) 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, 1480487 + ... + 5161035.

It is an arithmetic number, because the mean of its divisors is an integer number (808911279000).

Almost surely, 2^{12222223577789} is an apocalyptic number.

It is an amenable number.

12222223577789 is a deficient number, since it is larger than the sum of its proper divisors (720356886211).

12222223577789 is a wasteful number, since it uses less digits than its factorization.

12222223577789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3683284.

The product of its digits is 23708160, while the sum is 59.

The spelling of 12222223577789 in words is "twelve trillion, two hundred twenty-two billion, two hundred twenty-three million, five hundred seventy-seven thousand, seven hundred eighty-nine".