1112222220269 has 2 divisors, whose sum is σ = 1112222220270. Its totient is φ = 1112222220268.

The previous prime is 1112222220181. The next prime is 1112222220271. The reversal of 1112222220269 is 9620222222111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 817465523044 + 294756697225 = 904138^2 + 542915^2 .

It is a cyclic number.

It is not a de Polignac number, because 1112222220269 - 2¹² = 1112222216173 is a prime.

It is a super-2 number, since 2×1112222220269² (a number of 25 digits) contains 22 as substring.

Together with 1112222220271, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1112222229269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556111110134 + 556111110135.

It is an arithmetic number, because the mean of its divisors is an integer number (556111110135).

Almost surely, 2^{1112222220269} is an apocalyptic number.

It is an amenable number.

1112222220269 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112222220269 is an equidigital number, since it uses as much as digits as its factorization.

1112222220269 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 32.

The spelling of 1112222220269 in words is "one trillion, one hundred twelve billion, two hundred twenty-two million, two hundred twenty thousand, two hundred sixty-nine".