11222210213111 has 2 divisors, whose sum is σ = 11222210213112. Its totient is φ = 11222210213110.

The previous prime is 11222210213107. The next prime is 11222210213147. The reversal of 11222210213111 is 11131201222211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11222210213111 - 2² = 11222210213107 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11222210213161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5611105106555 + 5611105106556.

It is an arithmetic number, because the mean of its divisors is an integer number (5611105106556).

Almost surely, 2^{11222210213111} is an apocalyptic number.

11222210213111 is a deficient number, since it is larger than the sum of its proper divisors (1).

11222210213111 is an equidigital number, since it uses as much as digits as its factorization.

11222210213111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 20.

Adding to 11222210213111 its reverse (11131201222211), we get a palindrome (22353411435322).

The spelling of 11222210213111 in words is "eleven trillion, two hundred twenty-two billion, two hundred ten million, two hundred thirteen thousand, one hundred eleven".