22220010112 has 16 divisors (see below), whose sum is σ = 44266426650. Its totient is φ = 11110004992.

The previous prime is 22220010101. The next prime is 22220010179. The reversal of 22220010112 is 21101002222.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 20867535936 + 1352474176 = 144456^2 + 36776^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a junction number, because it is equal to n+sod(n) for n = 22220010092 and 22220010101.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86796787 + ... + 86797042.

Almost surely, 2^22220010112 is an apocalyptic number.

It is an amenable number.

22220010112 is a deficient number, since it is larger than the sum of its proper divisors (22046416538).

22220010112 is an equidigital number, since it uses as much as digits as its factorization.

22220010112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173593843 (or 173593831 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 22220010112 its reverse (21101002222), we get a palindrome (43321012334).

The spelling of 22220010112 in words is "twenty-two billion, two hundred twenty million, ten thousand, one hundred twelve".