11122201291 has 2 divisors, whose sum is σ = 11122201292. Its totient is φ = 11122201290.

The previous prime is 11122201283. The next prime is 11122201301. The reversal of 11122201291 is 19210222111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11122201291 - 2³ = 11122201283 is a prime.

It is not a weakly prime, because it can be changed into another prime (11122201271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5561100645 + 5561100646.

It is an arithmetic number, because the mean of its divisors is an integer number (5561100646).

Almost surely, 2^11122201291 is an apocalyptic number.

11122201291 is a deficient number, since it is larger than the sum of its proper divisors (1).

11122201291 is an equidigital number, since it uses as much as digits as its factorization.

11122201291 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 22.

The spelling of 11122201291 in words is "eleven billion, one hundred twenty-two million, two hundred one thousand, two hundred ninety-one".