213030311003303 has 16 divisors (see below), whose sum is σ = 222386164060032. Its totient is φ = 203874052512000.

The previous prime is 213030311003299. The next prime is 213030311003371. The reversal of 213030311003303 is 303300113030312.

It is a cyclic number.

It is not a de Polignac number, because 213030311003303 - 2² = 213030311003299 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213030311003203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1996373 + ... + 20737553.

It is an arithmetic number, because the mean of its divisors is an integer number (13899135253752).

Almost surely, 2^{213030311003303} is an apocalyptic number.

213030311003303 is a deficient number, since it is larger than the sum of its proper divisors (9355853056729).

213030311003303 is a wasteful number, since it uses less digits than its factorization.

213030311003303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18746506.

The product of its (nonzero) digits is 1458, while the sum is 23.

Adding to 213030311003303 its reverse (303300113030312), we get a palindrome (516330424033615).

The spelling of 213030311003303 in words is "two hundred thirteen trillion, thirty billion, three hundred eleven million, three thousand, three hundred three".