22222220000111 has 2 divisors, whose sum is σ = 22222220000112. Its totient is φ = 22222220000110.

The previous prime is 22222220000027. The next prime is 22222220000179. The reversal of 22222220000111 is 11100002222222.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22222220000111 - 2¹⁴ = 22222219983727 is a prime.

It is a zygodrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 22222220000111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22222220006111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11111110000055 + 11111110000056.

It is an arithmetic number, because the mean of its divisors is an integer number (11111110000056).

Almost surely, 2^{22222220000111} is an apocalyptic number.

22222220000111 is a deficient number, since it is larger than the sum of its proper divisors (1).

22222220000111 is an equidigital number, since it uses as much as digits as its factorization.

22222220000111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22222220000111 its reverse (11100002222222), we get a palindrome (33322222222333).

The spelling of 22222220000111 in words is "twenty-two trillion, two hundred twenty-two billion, two hundred twenty million, one hundred eleven", and thus it is an aban number.