21333310010 has 16 divisors (see below), whose sum is σ = 40421008800. Its totient is φ = 8084201616.

The previous prime is 21333310001. The next prime is 21333310073. The reversal of 21333310010 is 1001333312.

It is a super-2 number, since 2×21333310010² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56140100 + ... + 56140479.

It is an arithmetic number, because the mean of its divisors is an integer number (2526313050).

Almost surely, 2^21333310010 is an apocalyptic number.

21333310010 is a deficient number, since it is larger than the sum of its proper divisors (19087698790).

21333310010 is a wasteful number, since it uses less digits than its factorization.

21333310010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112280605.

The product of its (nonzero) digits is 162, while the sum is 17.

Adding to 21333310010 its reverse (1001333312), we get a palindrome (22334643322).

The spelling of 21333310010 in words is "twenty-one billion, three hundred thirty-three million, three hundred ten thousand, ten".