110221022001191 has 2 divisors, whose sum is σ = 110221022001192. Its totient is φ = 110221022001190.

The previous prime is 110221022001187. The next prime is 110221022001221. The reversal of 110221022001191 is 191100220122011.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 110221022001191 - 2² = 110221022001187 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110221022001121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55110511000595 + 55110511000596.

It is an arithmetic number, because the mean of its divisors is an integer number (55110511000596).

Almost surely, 2^{110221022001191} is an apocalyptic number.

110221022001191 is a deficient number, since it is larger than the sum of its proper divisors (1).

110221022001191 is an equidigital number, since it uses as much as digits as its factorization.

110221022001191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 23.

The spelling of 110221022001191 in words is "one hundred ten trillion, two hundred twenty-one billion, twenty-two million, one thousand, one hundred ninety-one".