2200021221091 has 2 divisors, whose sum is σ = 2200021221092. Its totient is φ = 2200021221090.

The previous prime is 2200021221059. The next prime is 2200021221157. The reversal of 2200021221091 is 1901221200022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2200021221091 - 2⁵ = 2200021221059 is a prime.

It is not a weakly prime, because it can be changed into another prime (2200021221031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1100010610545 + 1100010610546.

It is an arithmetic number, because the mean of its divisors is an integer number (1100010610546).

Almost surely, 2^{2200021221091} is an apocalyptic number.

2200021221091 is a deficient number, since it is larger than the sum of its proper divisors (1).

2200021221091 is an equidigital number, since it uses as much as digits as its factorization.

2200021221091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 22.

The spelling of 2200021221091 in words is "two trillion, two hundred billion, twenty-one million, two hundred twenty-one thousand, ninety-one".