2011002 has 16 divisors (see below), whose sum is σ = 4596672. Its totient is φ = 574560.

The previous prime is 2010977. The next prime is 2011003. The reversal of 2011002 is 2001102.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (6).

It is not an unprimeable number, because it can be changed into a prime (2011003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23899 + ... + 23982.

It is an arithmetic number, because the mean of its divisors is an integer number (287292).

2^2011002 is an apocalyptic number.

2011002 is an abundant number, since it is smaller than the sum of its proper divisors (2585670).

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

2011002 is a wasteful number, since it uses less digits than its factorization.

2011002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47893.

The product of its (nonzero) digits is 4, while the sum is 6.

The square root of 2011002 is about 1418.0980219999. The cubic root of 2011002 is about 126.2227101751. Note that the first 3 decimals are identical.

Adding to 2011002 its reverse (2001102), we get a palindrome (4012104).

It can be divided in two parts, 201100 and 2, that added together give a palindrome (201102).

The spelling of 2011002 in words is "two million, eleven thousand, two".