21301000000330 has 16 divisors (see below), whose sum is σ = 38358108762624. Its totient is φ = 8516775830800.

The previous prime is 21301000000321. The next prime is 21301000000409. The reversal of 21301000000330 is 3300000010312.

It is a self number, because there is not a number n which added to its sum of digits gives 21301000000330.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 452996482 + ... + 453043501.

It is an arithmetic number, because the mean of its divisors is an integer number (2397381797664).

Almost surely, 2^{21301000000330} is an apocalyptic number.

21301000000330 is a deficient number, since it is larger than the sum of its proper divisors (17057108762294).

21301000000330 is a wasteful number, since it uses less digits than its factorization.

21301000000330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 906042341.

The product of its (nonzero) digits is 54, while the sum is 13.

Adding to 21301000000330 its reverse (3300000010312), we get a palindrome (24601000010642).

The spelling of 21301000000330 in words is "twenty-one trillion, three hundred one billion, three hundred thirty", and thus it is an aban number.