2184945012091 has 2 divisors, whose sum is σ = 2184945012092. Its totient is φ = 2184945012090.

The previous prime is 2184945012059. The next prime is 2184945012199. The reversal of 2184945012091 is 1902105494812.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2184945012091 - 2⁵ = 2184945012059 is a prime.

It is a super-2 number, since 2×2184945012091² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2184945012011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1092472506045 + 1092472506046.

It is an arithmetic number, because the mean of its divisors is an integer number (1092472506046).

Almost surely, 2^{2184945012091} is an apocalyptic number.

2184945012091 is a deficient number, since it is larger than the sum of its proper divisors (1).

2184945012091 is an equidigital number, since it uses as much as digits as its factorization.

2184945012091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 207360, while the sum is 46.

The spelling of 2184945012091 in words is "two trillion, one hundred eighty-four billion, nine hundred forty-five million, twelve thousand, ninety-one".