2210212110091 has 2 divisors, whose sum is σ = 2210212110092. Its totient is φ = 2210212110090.

The previous prime is 2210212110079. The next prime is 2210212110121. The reversal of 2210212110091 is 1900112120122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2210212110091 - 2³³ = 2201622175499 is a prime.

It is not a weakly prime, because it can be changed into another prime (2210212110791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1105106055045 + 1105106055046.

It is an arithmetic number, because the mean of its divisors is an integer number (1105106055046).

Almost surely, 2^{2210212110091} is an apocalyptic number.

2210212110091 is a deficient number, since it is larger than the sum of its proper divisors (1).

2210212110091 is an equidigital number, since it uses as much as digits as its factorization.

2210212110091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 22.

The spelling of 2210212110091 in words is "two trillion, two hundred ten billion, two hundred twelve million, one hundred ten thousand, ninety-one".