2012331003021 has 6 divisors (see below), whose sum is σ = 2906700337710. Its totient is φ = 1341554002008.

The previous prime is 2012331002999. The next prime is 2012331003043. The reversal of 2012331003021 is 1203001332102.

2012331003021 is a `hidden beast` number, since 20 + 12 + 331 + 0 + 0 + 302 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (2012331002999) and next prime (2012331003043).

It can be written as a sum of positive squares in only one way, i.e., 1970668478025 + 41662524996 = 1403805^2 + 204114^2 .

It is not a de Polignac number, because 2012331003021 - 2¹⁹ = 2012330478733 is a prime.

It is a super-2 number, since 2×2012331003021² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2012331002985 and 2012331003003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012331003071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 111796166826 + ... + 111796166843.

It is an arithmetic number, because the mean of its divisors is an integer number (484450056285).

Almost surely, 2^{2012331003021} is an apocalyptic number.

It is an amenable number.

2012331003021 is a deficient number, since it is larger than the sum of its proper divisors (894369334689).

2012331003021 is a wasteful number, since it uses less digits than its factorization.

2012331003021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223592333675 (or 223592333672 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 2012331003021 its reverse (1203001332102), we get a palindrome (3215332335123).

The spelling of 2012331003021 in words is "two trillion, twelve billion, three hundred thirty-one million, three thousand, twenty-one".