22003013112 has 64 divisors (see below), whose sum is σ = 57580692480. Its totient is φ = 6993267072.

The previous prime is 22003013107. The next prime is 22003013141. The reversal of 22003013112 is 21131030022.

It is a junction number, because it is equal to n+sod(n) for n = 22003013091 and 22003013100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112113 + ... + 237855.

It is an arithmetic number, because the mean of its divisors is an integer number (899698320).

Almost surely, 2^22003013112 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 22003013112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28790346240).

22003013112 is an abundant number, since it is smaller than the sum of its proper divisors (35577679368).

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

22003013112 is a wasteful number, since it uses less digits than its factorization.

22003013112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126092 (or 126088 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 22003013112 its reverse (21131030022), we get a palindrome (43134043134).

The spelling of 22003013112 in words is "twenty-two billion, three million, thirteen thousand, one hundred twelve".