1122217667 has 2 divisors, whose sum is σ = 1122217668. Its totient is φ = 1122217666.

The previous prime is 1122217661. The next prime is 1122217699. The reversal of 1122217667 is 7667122211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1122217667 - 2¹⁰ = 1122216643 is a prime.

It is not a weakly prime, because it can be changed into another prime (1122217661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561108833 + 561108834.

It is an arithmetic number, because the mean of its divisors is an integer number (561108834).

Almost surely, 2^1122217667 is an apocalyptic number.

1122217667 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122217667 is an equidigital number, since it uses as much as digits as its factorization.

1122217667 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14112, while the sum is 35.

The square root of 1122217667 is about 33499.5174144345. The cubic root of 1122217667 is about 1039.1837983994.

Adding to 1122217667 its reverse (7667122211), we get a palindrome (8789339878).

The spelling of 1122217667 in words is "one billion, one hundred twenty-two million, two hundred seventeen thousand, six hundred sixty-seven".