22011110012222 has 24 divisors (see below), whose sum is σ = 33805492109640. Its totient is φ = 10748612933520.

The previous prime is 22011110012123. The next prime is 22011110012231. The reversal of 22011110012222 is 22221001111022.

It is a self number, because there is not a number n which added to its sum of digits gives 22011110012222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40329272 + ... + 40871412.

It is an arithmetic number, because the mean of its divisors is an integer number (1408562171235).

Almost surely, 2^{22011110012222} is an apocalyptic number.

22011110012222 is a deficient number, since it is larger than the sum of its proper divisors (11794382097418).

22011110012222 is a wasteful number, since it uses less digits than its factorization.

22011110012222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 553208 (or 553165 counting only the distinct ones).

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

Adding to 22011110012222 its reverse (22221001111022), we get a palindrome (44232111123244).

The spelling of 22011110012222 in words is "twenty-two trillion, eleven billion, one hundred ten million, twelve thousand, two hundred twenty-two".