20321113002213 has 8 divisors (see below), whose sum is σ = 27755666539776. Its totient is φ = 13216984066400.

The previous prime is 20321113002209. The next prime is 20321113002241. The reversal of 20321113002213 is 31220031112302.

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 20321113002213 - 2² = 20321113002209 is a prime.

It is a super-2 number, since 2×20321113002213² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20321113002213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20321113002283) 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, 82606150293 + ... + 82606150538.

It is an arithmetic number, because the mean of its divisors is an integer number (3469458317472).

Almost surely, 2^{20321113002213} is an apocalyptic number.

It is an amenable number.

20321113002213 is a deficient number, since it is larger than the sum of its proper divisors (7434553537563).

20321113002213 is a wasteful number, since it uses less digits than its factorization.

20321113002213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165212300875.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 20321113002213 its reverse (31220031112302), we get a palindrome (51541144114515).

The spelling of 20321113002213 in words is "twenty trillion, three hundred twenty-one billion, one hundred thirteen million, two thousand, two hundred thirteen".