222276447769 has 2 divisors, whose sum is σ = 222276447770. Its totient is φ = 222276447768.

The previous prime is 222276447713. The next prime is 222276447791. The reversal of 222276447769 is 967744672222.

222276447769 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 221640399369 + 636048400 = 470787^2 + 25220^2 .

It is a cyclic number.

It is not a de Polignac number, because 222276447769 - 2⁷ = 222276447641 is a prime.

It is a super-2 number, since 2×222276447769² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (222276447709) 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 as a sum of consecutive naturals, namely, 111138223884 + 111138223885.

It is an arithmetic number, because the mean of its divisors is an integer number (111138223885).

Almost surely, 2^222276447769 is an apocalyptic number.

It is an amenable number.

222276447769 is a deficient number, since it is larger than the sum of its proper divisors (1).

222276447769 is an equidigital number, since it uses as much as digits as its factorization.

222276447769 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28449792, while the sum is 58.

The spelling of 222276447769 in words is "two hundred twenty-two billion, two hundred seventy-six million, four hundred forty-seven thousand, seven hundred sixty-nine".