21333201010 has 32 divisors (see below), whose sum is σ = 41902660800. Its totient is φ = 7755303360.

The previous prime is 21333200989. The next prime is 21333201011. The reversal of 21333201010 is 1010233312.

It is not an unprimeable number, because it can be changed into a prime (21333201011) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 385356 + ... + 437224.

It is an arithmetic number, because the mean of its divisors is an integer number (1309458150).

Almost surely, 2^21333201010 is an apocalyptic number.

21333201010 is a deficient number, since it is larger than the sum of its proper divisors (20569459790).

21333201010 is a wasteful number, since it uses less digits than its factorization.

21333201010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55626.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 21333201010 its reverse (1010233312), we get a palindrome (22343434322).

The spelling of 21333201010 in words is "twenty-one billion, three hundred thirty-three million, two hundred one thousand, ten".