222220011269 has 2 divisors, whose sum is σ = 222220011270. Its totient is φ = 222220011268.

The previous prime is 222220011199. The next prime is 222220011281. The reversal of 222220011269 is 962110022222.

222220011269 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., 170786307169 + 51433704100 = 413263^2 + 226790^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222220011269 is a prime.

It is a super-2 number, since 2×222220011269² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222220011569) 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, 111110005634 + 111110005635.

It is an arithmetic number, because the mean of its divisors is an integer number (111110005635).

Almost surely, 2^222220011269 is an apocalyptic number.

It is an amenable number.

222220011269 is a deficient number, since it is larger than the sum of its proper divisors (1).

222220011269 is an equidigital number, since it uses as much as digits as its factorization.

222220011269 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 29.

The spelling of 222220011269 in words is "two hundred twenty-two billion, two hundred twenty million, eleven thousand, two hundred sixty-nine".