1110221099989 has 2 divisors, whose sum is σ = 1110221099990. Its totient is φ = 1110221099988.

The previous prime is 1110221099951. The next prime is 1110221100029. The reversal of 1110221099989 is 9899901220111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 732958576900 + 377262523089 = 856130^2 + 614217^2 .

It is a cyclic number.

It is not a de Polignac number, because 1110221099989 - 2⁷ = 1110221099861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1110221090989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555110549994 + 555110549995.

It is an arithmetic number, because the mean of its divisors is an integer number (555110549995).

Almost surely, 2^{1110221099989} is an apocalyptic number.

It is an amenable number.

1110221099989 is a deficient number, since it is larger than the sum of its proper divisors (1).

1110221099989 is an equidigital number, since it uses as much as digits as its factorization.

1110221099989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 209952, while the sum is 52.

The spelling of 1110221099989 in words is "one trillion, one hundred ten billion, two hundred twenty-one million, ninety-nine thousand, nine hundred eighty-nine".