2210021000191 has 2 divisors, whose sum is σ = 2210021000192. Its totient is φ = 2210021000190.

The previous prime is 2210021000167. The next prime is 2210021000203. The reversal of 2210021000191 is 1910001200122.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2210021000191 - 2⁹ = 2210020999679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2210021003191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1105010500095 + 1105010500096.

It is an arithmetic number, because the mean of its divisors is an integer number (1105010500096).

Almost surely, 2^{2210021000191} is an apocalyptic number.

2210021000191 is a deficient number, since it is larger than the sum of its proper divisors (1).

2210021000191 is an equidigital number, since it uses as much as digits as its factorization.

2210021000191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 19.

The spelling of 2210021000191 in words is "two trillion, two hundred ten billion, twenty-one million, one hundred ninety-one", and thus it is an aban number.