21323030100010 has 16 divisors (see below), whose sum is σ = 38382599371176. Its totient is φ = 8528957553088.

The previous prime is 21323030099963. The next prime is 21323030100017. The reversal of 21323030100010 is 1000103032312.

It can be written as a sum of positive squares in 4 ways, for example, as 16767362471209 + 4555667628801 = 4094797^2 + 2134401^2 .

It is a super-2 number, since 2×21323030100010² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (21323030100017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31458769 + ... + 32129428.

Almost surely, 2^{21323030100010} is an apocalyptic number.

21323030100010 is a deficient number, since it is larger than the sum of its proper divisors (17059569271166).

21323030100010 is a wasteful number, since it uses less digits than its factorization.

21323030100010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63621737.

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

Adding to 21323030100010 its reverse (1000103032312), we get a palindrome (22323133132322).

The spelling of 21323030100010 in words is "twenty-one trillion, three hundred twenty-three billion, thirty million, one hundred thousand, ten".