22011202112 has 28 divisors (see below), whose sum is σ = 43685367036. Its totient is φ = 11003865600.

The previous prime is 22011202093. The next prime is 22011202121. The reversal of 22011202112 is 21120211022.

It can be written as a sum of positive squares in 2 ways, for example, as 9272919616 + 12738282496 = 96296^2 + 112864^2 .

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, 445862 + ... + 492762.

Almost surely, 2^22011202112 is an apocalyptic number.

It is an amenable number.

22011202112 is a deficient number, since it is larger than the sum of its proper divisors (21674164924).

22011202112 is an equidigital number, since it uses as much as digits as its factorization.

22011202112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54246 (or 54236 counting only the distinct ones).

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

Adding to 22011202112 its reverse (21120211022), we get a palindrome (43131413134).

The spelling of 22011202112 in words is "twenty-two billion, eleven million, two hundred two thousand, one hundred twelve".