3012130210021 has 2 divisors, whose sum is σ = 3012130210022. Its totient is φ = 3012130210020.

The previous prime is 3012130209973. The next prime is 3012130210121. The reversal of 3012130210021 is 1200120312103.

3012130210021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2558176324900 + 453953885121 = 1599430^2 + 673761^2 .

It is an emirp because it is prime and its reverse (1200120312103) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3012130210021 - 2¹¹ = 3012130207973 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3012130209977 and 3012130210004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3012130210121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1506065105010 + 1506065105011.

It is an arithmetic number, because the mean of its divisors is an integer number (1506065105011).

Almost surely, 2^{3012130210021} is an apocalyptic number.

It is an amenable number.

3012130210021 is a deficient number, since it is larger than the sum of its proper divisors (1).

3012130210021 is an equidigital number, since it uses as much as digits as its factorization.

3012130210021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 3012130210021 its reverse (1200120312103), we get a palindrome (4212250522124).

The spelling of 3012130210021 in words is "three trillion, twelve billion, one hundred thirty million, two hundred ten thousand, twenty-one".