21213362310411 has 8 divisors (see below), whose sum is σ = 28328608641744. Its totient is φ = 14120178759680.

The previous prime is 21213362310377. The next prime is 21213362310433. The reversal of 21213362310411 is 11401326331212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 21213362310411 - 2¹⁰ = 21213362309387 is a prime.

It is not an unprimeable number, because it can be changed into a prime (21213362310911) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5515692906 + ... + 5515696751.

It is an arithmetic number, because the mean of its divisors is an integer number (3541076080218).

Almost surely, 2^{21213362310411} is an apocalyptic number.

21213362310411 is a deficient number, since it is larger than the sum of its proper divisors (7115246331333).

21213362310411 is a wasteful number, since it uses less digits than its factorization.

21213362310411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11031390301.

The product of its (nonzero) digits is 5184, while the sum is 30.

Adding to 21213362310411 its reverse (11401326331212), we get a palindrome (32614688641623).

The spelling of 21213362310411 in words is "twenty-one trillion, two hundred thirteen billion, three hundred sixty-two million, three hundred ten thousand, four hundred eleven".