2012331 has 4 divisors (see below), whose sum is σ = 2683112. Its totient is φ = 1341552.

The previous prime is 2012323. The next prime is 2012333. The reversal of 2012331 is 1332102.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2012331 - 2³ = 2012323 is a prime.

It is a super-2 number, since 2×2012331² = 8098952107122, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2012333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 335386 + ... + 335391.

It is an arithmetic number, because the mean of its divisors is an integer number (670778).

2^2012331 is an apocalyptic number.

2012331 is a deficient number, since it is larger than the sum of its proper divisors (670781).

2012331 is an equidigital number, since it uses as much as digits as its factorization.

2012331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670780.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 2012331 is about 1418.5665299872. The cubic root of 2012331 is about 126.2505094251.

Adding to 2012331 its reverse (1332102), we get a palindrome (3344433).

The spelling of 2012331 in words is "two million, twelve thousand, three hundred thirty-one".