22111003312 has 80 divisors (see below), whose sum is σ = 44127845280. Its totient is φ = 10729046016.

The previous prime is 22111003307. The next prime is 22111003351. The reversal of 22111003312 is 21330011122.

It is a Harshad number since it is a multiple of its sum of digits (16).

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, 28603758 + ... + 28604530.

It is an arithmetic number, because the mean of its divisors is an integer number (551598066).

Almost surely, 2^22111003312 is an apocalyptic number.

It is an amenable number.

22111003312 is a deficient number, since it is larger than the sum of its proper divisors (22016841968).

22111003312 is a wasteful number, since it uses less digits than its factorization.

22111003312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1190 (or 1184 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 22111003312 its reverse (21330011122), we get a palindrome (43441014434).

The spelling of 22111003312 in words is "twenty-two billion, one hundred eleven million, three thousand, three hundred twelve".