21323301010 has 32 divisors (see below), whose sum is σ = 41894278272. Its totient is φ = 7749655680.

The previous prime is 21323301001. The next prime is 21323301011. The reversal of 21323301010 is 1010332312.

It is not an unprimeable number, because it can be changed into a prime (21323301011) 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, 150694 + ... + 255646.

It is an arithmetic number, because the mean of its divisors is an integer number (1309196196).

Almost surely, 2^21323301010 is an apocalyptic number.

21323301010 is a deficient number, since it is larger than the sum of its proper divisors (20570977262).

21323301010 is a wasteful number, since it uses less digits than its factorization.

21323301010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106818.

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

Adding to 21323301010 its reverse (1010332312), we get a palindrome (22333633322).

The spelling of 21323301010 in words is "twenty-one billion, three hundred twenty-three million, three hundred one thousand, ten".