110220191 has 2 divisors, whose sum is σ = 110220192. Its totient is φ = 110220190.

The previous prime is 110220161. The next prime is 110220211. The reversal of 110220191 is 191022011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 110220191 - 2⁶ = 110220127 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110220101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55110095 + 55110096.

It is an arithmetic number, because the mean of its divisors is an integer number (55110096).

Almost surely, 2^110220191 is an apocalyptic number.

110220191 is a deficient number, since it is larger than the sum of its proper divisors (1).

110220191 is an equidigital number, since it uses as much as digits as its factorization.

110220191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 17.

The square root of 110220191 is about 10498.5804278483. The cubic root of 110220191 is about 479.4614779333.

The spelling of 110220191 in words is "one hundred ten million, two hundred twenty thousand, one hundred ninety-one".