22110032112 has 160 divisors (see below), whose sum is σ = 68240489472. Its totient is φ = 6031398912.

The previous prime is 22110032059. The next prime is 22110032117. The reversal of 22110032112 is 21123001122.

It is a junction number, because it is equal to n+sod(n) for n = 22110032091 and 22110032100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22110032117) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4765858 + ... + 4770494.

Almost surely, 2^22110032112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22110032112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34120244736).

22110032112 is an abundant number, since it is smaller than the sum of its proper divisors (46130457360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22110032112 is a wasteful number, since it uses less digits than its factorization.

22110032112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5295 (or 5289 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 22110032112 its reverse (21123001122), we get a palindrome (43233033234).

The spelling of 22110032112 in words is "twenty-two billion, one hundred ten million, thirty-two thousand, one hundred twelve".