22221001112 has 16 divisors (see below), whose sum is σ = 42076897200. Its totient is φ = 11000495200.

The previous prime is 22221001091. The next prime is 22221001133. The reversal of 22221001112 is 21110012222.

It is an interprime number because it is at equal distance from previous prime (22221001091) and next prime (22221001133).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13749812 + ... + 13751427.

It is an arithmetic number, because the mean of its divisors is an integer number (2629806075).

Almost surely, 2^22221001112 is an apocalyptic number.

It is an amenable number.

22221001112 is a deficient number, since it is larger than the sum of its proper divisors (19855896088).

22221001112 is a wasteful number, since it uses less digits than its factorization.

22221001112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27501346 (or 27501342 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 22221001112 its reverse (21110012222), we get a palindrome (43331013334).

The spelling of 22221001112 in words is "twenty-two billion, two hundred twenty-one million, one thousand, one hundred twelve".