2012332021 has 16 divisors (see below), whose sum is σ = 2317279104. Its totient is φ = 1711790784.

The previous prime is 2012332019. The next prime is 2012332067. The reversal of 2012332021 is 1202332102.

It is a cyclic number.

It is not a de Polignac number, because 2012332021 - 2¹ = 2012332019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2012331986 and 2012332004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012332001) 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, 886530 + ... + 888796.

It is an arithmetic number, because the mean of its divisors is an integer number (144829944).

Almost surely, 2^2012332021 is an apocalyptic number.

It is an amenable number.

2012332021 is a deficient number, since it is larger than the sum of its proper divisors (304947083).

2012332021 is a wasteful number, since it uses less digits than its factorization.

2012332021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3180.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2012332021 is about 44859.0238525093. The cubic root of 2012332021 is about 1262.5053077710.

Adding to 2012332021 its reverse (1202332102), we get a palindrome (3214664123).

The spelling of 2012332021 in words is "two billion, twelve million, three hundred thirty-two thousand, twenty-one".