21010232320010 has 16 divisors (see below), whose sum is σ = 37821711809376. Its totient is φ = 8403361009488.

The previous prime is 21010232320003. The next prime is 21010232320057. The reversal of 21010232320010 is 1002323201012.

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, 91369244 + ... + 91598903.

It is an arithmetic number, because the mean of its divisors is an integer number (2363856988086).

Almost surely, 2^{21010232320010} is an apocalyptic number.

21010232320010 is a deficient number, since it is larger than the sum of its proper divisors (16811479489366).

21010232320010 is a wasteful number, since it uses less digits than its factorization.

21010232320010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182979637.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 21010232320010 its reverse (1002323201012), we get a palindrome (22012555521022).

The spelling of 21010232320010 in words is "twenty-one trillion, ten billion, two hundred thirty-two million, three hundred twenty thousand, ten".