21313112300003 has 16 divisors (see below), whose sum is σ = 22206289248000. Its totient is φ = 20432853987840.

The previous prime is 21313112299993. The next prime is 21313112300083. The reversal of 21313112300003 is 30000321131312.

It is a cyclic number.

It is not a de Polignac number, because 21313112300003 - 2⁶ = 21313112299939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21313112300083) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19224575 + ... + 20302967.

It is an arithmetic number, because the mean of its divisors is an integer number (1387893078000).

Almost surely, 2^{21313112300003} is an apocalyptic number.

21313112300003 is a deficient number, since it is larger than the sum of its proper divisors (893176947997).

21313112300003 is a wasteful number, since it uses less digits than its factorization.

21313112300003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1084382.

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

Adding to 21313112300003 its reverse (30000321131312), we get a palindrome (51313433431315).

The spelling of 21313112300003 in words is "twenty-one trillion, three hundred thirteen billion, one hundred twelve million, three hundred thousand, three".