213021023003 has 2 divisors, whose sum is σ = 213021023004. Its totient is φ = 213021023002.

The previous prime is 213021022979. The next prime is 213021023011. The reversal of 213021023003 is 300320120312.

213021023003 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 is a cyclic number.

It is not a de Polignac number, because 213021023003 - 2¹⁰ = 213021021979 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (213021023063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106510511501 + 106510511502.

It is an arithmetic number, because the mean of its divisors is an integer number (106510511502).

Almost surely, 2^213021023003 is an apocalyptic number.

213021023003 is a deficient number, since it is larger than the sum of its proper divisors (1).

213021023003 is an equidigital number, since it uses as much as digits as its factorization.

213021023003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 213021023003 its reverse (300320120312), we get a palindrome (513341143315).

The spelling of 213021023003 in words is "two hundred thirteen billion, twenty-one million, twenty-three thousand, three".