21011322300003 has 12 divisors (see below), whose sum is σ = 34685357447728. Its totient is φ = 12006469885680.

The previous prime is 21011322299993. The next prime is 21011322300011. The reversal of 21011322300003 is 30000322311012.

It is not a de Polignac number, because 21011322300003 - 2⁴ = 21011322299987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21011322300403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 166756526128 + ... + 166756526253.

Almost surely, 2^{21011322300003} is an apocalyptic number.

21011322300003 is a deficient number, since it is larger than the sum of its proper divisors (13674035147725).

21011322300003 is a wasteful number, since it uses less digits than its factorization.

21011322300003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333513052394 (or 333513052391 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 21011322300003 its reverse (30000322311012), we get a palindrome (51011644611015).

The spelling of 21011322300003 in words is "twenty-one trillion, eleven billion, three hundred twenty-two million, three hundred thousand, three".