22022121210112 has 36 divisors (see below), whose sum is σ = 44036297338320. Its totient is φ = 10991502699008.

The previous prime is 22022121210071. The next prime is 22022121210179. The reversal of 22022121210112 is 21101212122022.

It is a self number, because there is not a number n which added to its sum of digits gives 22022121210112.

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, 76253662 + ... + 76541917.

It is an arithmetic number, because the mean of its divisors is an integer number (1223230481620).

Almost surely, 2^{22022121210112} is an apocalyptic number.

It is an amenable number.

22022121210112 is a deficient number, since it is larger than the sum of its proper divisors (22014176128208).

22022121210112 is an equidigital number, since it uses as much as digits as its factorization.

22022121210112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152796158 (or 152796144 counting only the distinct ones).

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

Adding to 22022121210112 its reverse (21101212122022), we get a palindrome (43123333332134).

The spelling of 22022121210112 in words is "twenty-two trillion, twenty-two billion, one hundred twenty-one million, two hundred ten thousand, one hundred twelve".