210001220013 has 32 divisors (see below), whose sum is σ = 310257275776. Its totient is φ = 125508434688.

The previous prime is 210001219937. The next prime is 210001220027. The reversal of 210001220013 is 310022100012.

It is not a de Polignac number, because 210001220013 - 2¹⁶ = 210001154477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210001220053) 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 31 ways as a sum of consecutive naturals, for example, 656295 + ... + 922347.

It is an arithmetic number, because the mean of its divisors is an integer number (9695539868).

Almost surely, 2^210001220013 is an apocalyptic number.

It is an amenable number.

210001220013 is a deficient number, since it is larger than the sum of its proper divisors (100256055763).

210001220013 is a wasteful number, since it uses less digits than its factorization.

210001220013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266653.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 210001220013 its reverse (310022100012), we get a palindrome (520023320025).

The spelling of 210001220013 in words is "two hundred ten billion, one million, two hundred twenty thousand, thirteen".