213013322230021 has 8 divisors (see below), whose sum is σ = 227466951436800. Its totient is φ = 199033582505520.

The previous prime is 213013322229943. The next prime is 213013322230031. The reversal of 213013322230021 is 120032223310312.

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 213013322230021 - 2⁹ = 213013322229509 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 (213013322230031) 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, 118472369641 + ... + 118472371438.

It is an arithmetic number, because the mean of its divisors is an integer number (28433368929600).

Almost surely, 2^{213013322230021} is an apocalyptic number.

It is an amenable number.

213013322230021 is a deficient number, since it is larger than the sum of its proper divisors (14453629206779).

213013322230021 is a wasteful number, since it uses less digits than its factorization.

213013322230021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236944741139.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 213013322230021 its reverse (120032223310312), we get a palindrome (333045545540333).

The spelling of 213013322230021 in words is "two hundred thirteen trillion, thirteen billion, three hundred twenty-two million, two hundred thirty thousand, twenty-one".