11322661211 has 2 divisors, whose sum is σ = 11322661212. Its totient is φ = 11322661210.

The previous prime is 11322661193. The next prime is 11322661219. The reversal of 11322661211 is 11216622311.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11322661211 is a prime.

It is not a weakly prime, because it can be changed into another prime (11322661219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5661330605 + 5661330606.

It is an arithmetic number, because the mean of its divisors is an integer number (5661330606).

Almost surely, 2^11322661211 is an apocalyptic number.

11322661211 is a deficient number, since it is larger than the sum of its proper divisors (1).

11322661211 is an equidigital number, since it uses as much as digits as its factorization.

11322661211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 864, while the sum is 26.

The spelling of 11322661211 in words is "eleven billion, three hundred twenty-two million, six hundred sixty-one thousand, two hundred eleven".