21330203311010 has 32 divisors (see below), whose sum is σ = 42039319244544. Its totient is φ = 7727816016000.

The previous prime is 21330203310989. The next prime is 21330203311033. The reversal of 21330203311010 is 1011330203312.

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 15 ways as a sum of consecutive naturals, for example, 357739451 + ... + 357799070.

It is an arithmetic number, because the mean of its divisors is an integer number (1313728726392).

Almost surely, 2^{21330203311010} is an apocalyptic number.

21330203311010 is a deficient number, since it is larger than the sum of its proper divisors (20709115933534).

21330203311010 is a wasteful number, since it uses less digits than its factorization.

21330203311010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 715538810.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 21330203311010 its reverse (1011330203312), we get a palindrome (22341533514322).

The spelling of 21330203311010 in words is "twenty-one trillion, three hundred thirty billion, two hundred three million, three hundred eleven thousand, ten".