20441112 has 64 divisors (see below), whose sum is σ = 56160000. Its totient is φ = 6171264.

The previous prime is 20441107. The next prime is 20441117. The reversal of 20441112 is 21114402.

It is an interprime number because it is at equal distance from previous prime (20441107) and next prime (20441117).

It is a junction number, because it is equal to n+sod(n) for n = 20441091 and 20441100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20441117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9514 + ... + 11462.

It is an arithmetic number, because the mean of its divisors is an integer number (877500).

Almost surely, 2^20441112 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 20441112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28080000).

20441112 is an abundant number, since it is smaller than the sum of its proper divisors (35718888).

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

20441112 is a wasteful number, since it uses less digits than its factorization.

20441112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2000 (or 1996 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 20441112 is about 4521.1848004699. The cubic root of 20441112 is about 273.4228710563.

Adding to 20441112 its reverse (21114402), we get a palindrome (41555514).

The spelling of 20441112 in words is "twenty million, four hundred forty-one thousand, one hundred twelve".