22212201122 has 8 divisors (see below), whose sum is σ = 35278201836. Its totient is φ = 10452800512.

The previous prime is 22212201107. The next prime is 22212201133. The reversal of 22212201122 is 22110221222.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 21278348641 + 933852481 = 145871^2 + 30559^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 22212201122.

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, 326649983 + ... + 326650050.

Almost surely, 2^22212201122 is an apocalyptic number.

22212201122 is a deficient number, since it is larger than the sum of its proper divisors (13066000714).

22212201122 is a wasteful number, since it uses less digits than its factorization.

22212201122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 653300052.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22212201122 its reverse (22110221222), we get a palindrome (44322422344).

The spelling of 22212201122 in words is "twenty-two billion, two hundred twelve million, two hundred one thousand, one hundred twenty-two".