220010000191 has 2 divisors, whose sum is σ = 220010000192. Its totient is φ = 220010000190.

The previous prime is 220010000143. The next prime is 220010000213. The reversal of 220010000191 is 191000010022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 220010000191 - 2²⁷ = 219875782463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220010000131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110005000095 + 110005000096.

It is an arithmetic number, because the mean of its divisors is an integer number (110005000096).

Almost surely, 2^220010000191 is an apocalyptic number.

220010000191 is a deficient number, since it is larger than the sum of its proper divisors (1).

220010000191 is an equidigital number, since it uses as much as digits as its factorization.

220010000191 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 16.

The spelling of 220010000191 in words is "two hundred twenty billion, ten million, one hundred ninety-one", and thus it is an aban number.