210013221303 has 24 divisors (see below), whose sum is σ = 319336617600. Its totient is φ = 132632340624.

The previous prime is 210013221289. The next prime is 210013221337. The reversal of 210013221303 is 303122310012.

210013221303 is a `hidden beast` number, since 210 + 0 + 1 + 322 + 130 + 3 = 666.

It is not a de Polignac number, because 210013221303 - 2⁴ = 210013221287 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210013221403) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5563828 + ... + 5601446.

It is an arithmetic number, because the mean of its divisors is an integer number (13305692400).

Almost surely, 2^210013221303 is an apocalyptic number.

210013221303 is a deficient number, since it is larger than the sum of its proper divisors (109323396297).

210013221303 is a wasteful number, since it uses less digits than its factorization.

210013221303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70291 (or 70288 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 210013221303 its reverse (303122310012), we get a palindrome (513135531315).

The spelling of 210013221303 in words is "two hundred ten billion, thirteen million, two hundred twenty-one thousand, three hundred three".