22111020112222 has 32 divisors (see below), whose sum is σ = 33665819249664. Its totient is φ = 10889381412000.

The previous prime is 22111020112219. The next prime is 22111020112373. The reversal of 22111020112222 is 22221102011122.

It is a self number, because there is not a number n which added to its sum of digits gives 22111020112222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1622582173 + ... + 1622595799.

It is an arithmetic number, because the mean of its divisors is an integer number (1052056851552).

Almost surely, 2^{22111020112222} is an apocalyptic number.

22111020112222 is a deficient number, since it is larger than the sum of its proper divisors (11554799137442).

22111020112222 is a wasteful number, since it uses less digits than its factorization.

22111020112222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23784.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 22111020112222 its reverse (22221102011122), we get a palindrome (44332122123344).

The spelling of 22111020112222 in words is "twenty-two trillion, one hundred eleven billion, twenty million, one hundred twelve thousand, two hundred twenty-two".