1116221220467 has 2 divisors, whose sum is σ = 1116221220468. Its totient is φ = 1116221220466.

The previous prime is 1116221220451. The next prime is 1116221220551. The reversal of 1116221220467 is 7640221226111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1116221220467 - 2⁴ = 1116221220451 is a prime.

It is not a weakly prime, because it can be changed into another prime (1116221220967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 558110610233 + 558110610234.

It is an arithmetic number, because the mean of its divisors is an integer number (558110610234).

Almost surely, 2^{1116221220467} is an apocalyptic number.

1116221220467 is a deficient number, since it is larger than the sum of its proper divisors (1).

1116221220467 is an equidigital number, since it uses as much as digits as its factorization.

1116221220467 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 35.

Adding to 1116221220467 its reverse (7640221226111), we get a palindrome (8756442446578).

The spelling of 1116221220467 in words is "one trillion, one hundred sixteen billion, two hundred twenty-one million, two hundred twenty thousand, four hundred sixty-seven".