11022222001211 has 2 divisors, whose sum is σ = 11022222001212. Its totient is φ = 11022222001210.

The previous prime is 11022222001183. The next prime is 11022222001243. The reversal of 11022222001211 is 11210022222011.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11022222001211 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11022222001211.

It is not a weakly prime, because it can be changed into another prime (11022222001291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5511111000605 + 5511111000606.

It is an arithmetic number, because the mean of its divisors is an integer number (5511111000606).

Almost surely, 2^{11022222001211} is an apocalyptic number.

11022222001211 is a deficient number, since it is larger than the sum of its proper divisors (1).

11022222001211 is an equidigital number, since it uses as much as digits as its factorization.

11022222001211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 11022222001211 its reverse (11210022222011), we get a palindrome (22232244223222).

The spelling of 11022222001211 in words is "eleven trillion, twenty-two billion, two hundred twenty-two million, one thousand, two hundred eleven".