2051112 has 64 divisors (see below), whose sum is σ = 6076800. Its totient is φ = 564480.

The previous prime is 2051111. The next prime is 2051113. The reversal of 2051112 is 2111502.

It is an interprime number because it is at equal distance from previous prime (2051111) and next prime (2051113).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (2051111) 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, 4662 + ... + 5082.

It is an arithmetic number, because the mean of its divisors is an integer number (94950).

2^2051112 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 2051112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3038400).

2051112 is an abundant number, since it is smaller than the sum of its proper divisors (4025688).

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

2051112 is a wasteful number, since it uses less digits than its factorization.

2051112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466 (or 462 counting only the distinct ones).

The product of its (nonzero) digits is 20, while the sum is 12.

The square root of 2051112 is about 1432.1703809254. The cubic root of 2051112 is about 127.0563744182.

Adding to 2051112 its reverse (2111502), we get a palindrome (4162614).

The spelling of 2051112 in words is "two million, fifty-one thousand, one hundred twelve".