21413130013 has 16 divisors (see below), whose sum is σ = 24203966400. Its totient is φ = 18775444480.

The previous prime is 21413130001. The next prime is 21413130071. The reversal of 21413130013 is 31003131412.

It is a cyclic number.

It is not a de Polignac number, because 21413130013 - 2²¹ = 21411032861 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21413130413) 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, 276868 + ... + 345661.

It is an arithmetic number, because the mean of its divisors is an integer number (1512747900).

Almost surely, 2^21413130013 is an apocalyptic number.

It is an amenable number.

21413130013 is a deficient number, since it is larger than the sum of its proper divisors (2790836387).

21413130013 is a wasteful number, since it uses less digits than its factorization.

21413130013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 622652.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 21413130013 its reverse (31003131412), we get a palindrome (52416261425).

The spelling of 21413130013 in words is "twenty-one billion, four hundred thirteen million, one hundred thirty thousand, thirteen".