1222232211297 has 12 divisors (see below), whose sum is σ = 1765981392084. Its totient is φ = 814574613600.

The previous prime is 1222232211199. The next prime is 1222232211301. The reversal of 1222232211297 is 7921122322221.

1222232211297 is a `hidden beast` number, since 1 + 22 + 22 + 322 + 1 + 1 + 297 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 523931316561 + 698300894736 = 723831^2 + 835644^2 .

It is not a de Polignac number, because 1222232211297 - 2¹⁵ = 1222232178529 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1222232211097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20540358 + ... + 20599775.

It is an arithmetic number, because the mean of its divisors is an integer number (147165116007).

Almost surely, 2^{1222232211297} is an apocalyptic number.

It is an amenable number.

1222232211297 is a deficient number, since it is larger than the sum of its proper divisors (543749180787).

1222232211297 is a wasteful number, since it uses less digits than its factorization.

1222232211297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41143440 (or 41143437 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The spelling of 1222232211297 in words is "one trillion, two hundred twenty-two billion, two hundred thirty-two million, two hundred eleven thousand, two hundred ninety-seven".