110021221001089 has 2 divisors, whose sum is σ = 110021221001090. Its totient is φ = 110021221001088.

The previous prime is 110021221001047. The next prime is 110021221001123. The reversal of 110021221001089 is 980100122120011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 70569945950464 + 39451275050625 = 8400592^2 + 6281025^2 .

It is a cyclic number.

It is not a de Polignac number, because 110021221001089 - 2⁴³ = 101225127978881 is a prime.

It is not a weakly prime, because it can be changed into another prime (110021221004089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55010610500544 + 55010610500545.

It is an arithmetic number, because the mean of its divisors is an integer number (55010610500545).

Almost surely, 2^{110021221001089} is an apocalyptic number.

It is an amenable number.

110021221001089 is a deficient number, since it is larger than the sum of its proper divisors (1).

110021221001089 is an equidigital number, since it uses as much as digits as its factorization.

110021221001089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 28.

The spelling of 110021221001089 in words is "one hundred ten trillion, twenty-one billion, two hundred twenty-one million, one thousand, eighty-nine".