21413002211 has 2 divisors, whose sum is σ = 21413002212. Its totient is φ = 21413002210.

The previous prime is 21413002157. The next prime is 21413002241. The reversal of 21413002211 is 11220031412.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 21413002211 - 2¹⁰ = 21413001187 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 21413002211.

It is not a weakly prime, because it can be changed into another prime (21413002241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10706501105 + 10706501106.

It is an arithmetic number, because the mean of its divisors is an integer number (10706501106).

Almost surely, 2^21413002211 is an apocalyptic number.

21413002211 is a deficient number, since it is larger than the sum of its proper divisors (1).

21413002211 is an equidigital number, since it uses as much as digits as its factorization.

21413002211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 21413002211 its reverse (11220031412), we get a palindrome (32633033623).

The spelling of 21413002211 in words is "twenty-one billion, four hundred thirteen million, two thousand, two hundred eleven".