1100222009987 has 2 divisors, whose sum is σ = 1100222009988. Its totient is φ = 1100222009986.

The previous prime is 1100222009983. The next prime is 1100222009989. The reversal of 1100222009987 is 7899002220011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1100222009987 - 2² = 1100222009983 is a prime.

Together with 1100222009989, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1100222009983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550111004993 + 550111004994.

It is an arithmetic number, because the mean of its divisors is an integer number (550111004994).

Almost surely, 2^{1100222009987} is an apocalyptic number.

1100222009987 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100222009987 is an equidigital number, since it uses as much as digits as its factorization.

1100222009987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 41.

Adding to 1100222009987 its reverse (7899002220011), we get a palindrome (8999224229998).

The spelling of 1100222009987 in words is "one trillion, one hundred billion, two hundred twenty-two million, nine thousand, nine hundred eighty-seven".