21313310023010 has 16 divisors (see below), whose sum is σ = 38364011190072. Its totient is φ = 8525312198400.

The previous prime is 21313310023009. The next prime is 21313310023069. The reversal of 21313310023010 is 1032001331312.

It can be written as a sum of positive squares in 4 ways, for example, as 16991123076841 + 4322186946169 = 4122029^2 + 2078987^2 .

It is a super-3 number, since 3×21313310023010³ (a number of 41 digits) contains 333 as substring.

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, 11718170 + ... + 13414250.

Almost surely, 2^{21313310023010} is an apocalyptic number.

21313310023010 is a deficient number, since it is larger than the sum of its proper divisors (17050701167062).

21313310023010 is a wasteful number, since it uses less digits than its factorization.

21313310023010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2952709.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 21313310023010 its reverse (1032001331312), we get a palindrome (22345311354322).

The spelling of 21313310023010 in words is "twenty-one trillion, three hundred thirteen billion, three hundred ten million, twenty-three thousand, ten".