21303102322010 has 16 divisors (see below), whose sum is σ = 38370961827072. Its totient is φ = 8515601451600.

The previous prime is 21303102322009. The next prime is 21303102322057. The reversal of 21303102322010 is 1022320130312.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 704918786 + ... + 704949005.

It is an arithmetic number, because the mean of its divisors is an integer number (2398185114192).

Almost surely, 2^{21303102322010} is an apocalyptic number.

21303102322010 is a deficient number, since it is larger than the sum of its proper divisors (17067859505062).

21303102322010 is a wasteful number, since it uses less digits than its factorization.

21303102322010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1409869309.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 21303102322010 its reverse (1022320130312), we get a palindrome (22325422452322).

The spelling of 21303102322010 in words is "twenty-one trillion, three hundred three billion, one hundred two million, three hundred twenty-two thousand, ten".