422222211111 has 16 divisors (see below), whose sum is σ = 568513137024. Its totient is φ = 278709054624.

The previous prime is 422222211109. The next prime is 422222211113. The reversal of 422222211111 is 111112222224.

It is an interprime number because it is at equal distance from previous prime (422222211109) and next prime (422222211113).

It is not a de Polignac number, because 422222211111 - 2¹ = 422222211109 is a prime.

It is a nialpdrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422222211113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 300000 + ... + 966666.

It is an arithmetic number, because the mean of its divisors is an integer number (35532071064).

Almost surely, 2^422222211111 is an apocalyptic number.

422222211111 is a deficient number, since it is larger than the sum of its proper divisors (146290925913).

422222211111 is a wasteful number, since it uses less digits than its factorization.

422222211111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 668750.

The product of its digits is 256, while the sum is 21.

Adding to 422222211111 its reverse (111112222224), we get a palindrome (533334433335).

The spelling of 422222211111 in words is "four hundred twenty-two billion, two hundred twenty-two million, two hundred eleven thousand, one hundred eleven".