11221000132291 has 2 divisors, whose sum is σ = 11221000132292. Its totient is φ = 11221000132290.

The previous prime is 11221000132249. The next prime is 11221000132373. The reversal of 11221000132291 is 19223100012211.

11221000132291 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 11221000132291 - 2¹⁵ = 11221000099523 is a prime.

It is not a weakly prime, because it can be changed into another prime (11221000132201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5610500066145 + 5610500066146.

It is an arithmetic number, because the mean of its divisors is an integer number (5610500066146).

Almost surely, 2^{11221000132291} is an apocalyptic number.

11221000132291 is a deficient number, since it is larger than the sum of its proper divisors (1).

11221000132291 is an equidigital number, since it uses as much as digits as its factorization.

11221000132291 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 25.

The spelling of 11221000132291 in words is "eleven trillion, two hundred twenty-one billion, one hundred thirty-two thousand, two hundred ninety-one".