21313112300313 has 16 divisors (see below), whose sum is σ = 29401922489856. Its totient is φ = 13718638897920.

The previous prime is 21313112300299. The next prime is 21313112300317. The reversal of 21313112300313 is 31300321131312.

It is not a de Polignac number, because 21313112300313 - 2⁵ = 21313112300281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (21313112300317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 264593970 + ... + 264674507.

It is an arithmetic number, because the mean of its divisors is an integer number (1837620155616).

Almost surely, 2^{21313112300313} is an apocalyptic number.

It is an amenable number.

21313112300313 is a deficient number, since it is larger than the sum of its proper divisors (8088810189543).

21313112300313 is a wasteful number, since it uses less digits than its factorization.

21313112300313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529268944.

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 21313112300313 its reverse (31300321131312), we get a palindrome (52613433431625).

The spelling of 21313112300313 in words is "twenty-one trillion, three hundred thirteen billion, one hundred twelve million, three hundred thousand, three hundred thirteen".