10022221099867 has 2 divisors, whose sum is σ = 10022221099868. Its totient is φ = 10022221099866.

The previous prime is 10022221099859. The next prime is 10022221099901. The reversal of 10022221099867 is 76899012222001.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10022221099867 - 2³ = 10022221099859 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10022221099867.

It is not a weakly prime, because it can be changed into another prime (10022221099067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5011110549933 + 5011110549934.

It is an arithmetic number, because the mean of its divisors is an integer number (5011110549934).

Almost surely, 2^{10022221099867} is an apocalyptic number.

10022221099867 is a deficient number, since it is larger than the sum of its proper divisors (1).

10022221099867 is an equidigital number, since it uses as much as digits as its factorization.

10022221099867 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 435456, while the sum is 49.

The spelling of 10022221099867 in words is "ten trillion, twenty-two billion, two hundred twenty-one million, ninety-nine thousand, eight hundred sixty-seven".