2220220012291 has 2 divisors, whose sum is σ = 2220220012292. Its totient is φ = 2220220012290.

The previous prime is 2220220012289. The next prime is 2220220012303. The reversal of 2220220012291 is 1922100220222.

2220220012291 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2220220012291 - 2¹ = 2220220012289 is a prime.

Together with 2220220012289, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2220220012391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110110006145 + 1110110006146.

It is an arithmetic number, because the mean of its divisors is an integer number (1110110006146).

Almost surely, 2^{2220220012291} is an apocalyptic number.

2220220012291 is a deficient number, since it is larger than the sum of its proper divisors (1).

2220220012291 is an equidigital number, since it uses as much as digits as its factorization.

2220220012291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 25.

The spelling of 2220220012291 in words is "two trillion, two hundred twenty billion, two hundred twenty million, twelve thousand, two hundred ninety-one".