2211122000111 has 2 divisors, whose sum is σ = 2211122000112. Its totient is φ = 2211122000110.

The previous prime is 2211122000089. The next prime is 2211122000201. The reversal of 2211122000111 is 1110002211122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2211122000111 - 2²⁶ = 2211054891247 is a prime.

It is a zygodrome in base 10.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2211122000911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1105561000055 + 1105561000056.

It is an arithmetic number, because the mean of its divisors is an integer number (1105561000056).

Almost surely, 2^{2211122000111} is an apocalyptic number.

2211122000111 is a deficient number, since it is larger than the sum of its proper divisors (1).

2211122000111 is an equidigital number, since it uses as much as digits as its factorization.

2211122000111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 2211122000111 its reverse (1110002211122), we get a palindrome (3321124211233).

The spelling of 2211122000111 in words is "two trillion, two hundred eleven billion, one hundred twenty-two million, one hundred eleven", and thus it is an aban number.