2012234021 has 8 divisors (see below), whose sum is σ = 2300466624. Its totient is φ = 1724194080.

The previous prime is 2012234017. The next prime is 2012234041. The reversal of 2012234021 is 1204322102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2012234021 - 2² = 2012234017 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012234041) 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, 25040 + ... + 68201.

It is an arithmetic number, because the mean of its divisors is an integer number (287558328).

Almost surely, 2^2012234021 is an apocalyptic number.

It is an amenable number.

2012234021 is a deficient number, since it is larger than the sum of its proper divisors (288232603).

2012234021 is an equidigital number, since it uses as much as digits as its factorization.

2012234021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96331.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 2012234021 is about 44857.9315283262. The cubic root of 2012234021 is about 1262.4848128879.

Adding to 2012234021 its reverse (1204322102), we get a palindrome (3216556123).

The spelling of 2012234021 in words is "two billion, twelve million, two hundred thirty-four thousand, twenty-one".