3012203033221 has 2 divisors, whose sum is σ = 3012203033222. Its totient is φ = 3012203033220.

The previous prime is 3012203033197. The next prime is 3012203033227. The reversal of 3012203033221 is 1223303022103.

3012203033221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1541294937121 + 1470908096100 = 1241489^2 + 1212810^2 .

It is a cyclic number.

It is not a de Polignac number, because 3012203033221 - 2³¹ = 3010055549573 is a prime.

It is a super-2 number, since 2×3012203033221² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3012203033192 and 3012203033201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3012203033227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1506101516610 + 1506101516611.

It is an arithmetic number, because the mean of its divisors is an integer number (1506101516611).

Almost surely, 2^{3012203033221} is an apocalyptic number.

It is an amenable number.

3012203033221 is a deficient number, since it is larger than the sum of its proper divisors (1).

3012203033221 is an equidigital number, since it uses as much as digits as its factorization.

3012203033221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 3012203033221 its reverse (1223303022103), we get a palindrome (4235506055324).

The spelling of 3012203033221 in words is "three trillion, twelve billion, two hundred three million, thirty-three thousand, two hundred twenty-one".