12100021003013 has 2 divisors, whose sum is σ = 12100021003014. Its totient is φ = 12100021003012.

The previous prime is 12100021002961. The next prime is 12100021003039. The reversal of 12100021003013 is 31030012000121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8302425620449 + 3797595382564 = 2881393^2 + 1948742^2 .

It is a cyclic number.

It is not a de Polignac number, because 12100021003013 - 2⁸ = 12100021002757 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12100021083013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6050010501506 + 6050010501507.

It is an arithmetic number, because the mean of its divisors is an integer number (6050010501507).

Almost surely, 2^{12100021003013} is an apocalyptic number.

It is an amenable number.

12100021003013 is a deficient number, since it is larger than the sum of its proper divisors (1).

12100021003013 is an equidigital number, since it uses as much as digits as its factorization.

12100021003013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 12100021003013 its reverse (31030012000121), we get a palindrome (43130033003134).

The spelling of 12100021003013 in words is "twelve trillion, one hundred billion, twenty-one million, three thousand, thirteen".