11221001222159 has 2 divisors, whose sum is σ = 11221001222160. Its totient is φ = 11221001222158.

The previous prime is 11221001222143. The next prime is 11221001222209. The reversal of 11221001222159 is 95122210012211.

11221001222159 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 11221001222159 - 2⁴ = 11221001222143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11221001222059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5610500611079 + 5610500611080.

It is an arithmetic number, because the mean of its divisors is an integer number (5610500611080).

Almost surely, 2^{11221001222159} is an apocalyptic number.

11221001222159 is a deficient number, since it is larger than the sum of its proper divisors (1).

11221001222159 is an equidigital number, since it uses as much as digits as its factorization.

11221001222159 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 29.

The spelling of 11221001222159 in words is "eleven trillion, two hundred twenty-one billion, one million, two hundred twenty-two thousand, one hundred fifty-nine".