20213311330301 has 4 divisors (see below), whose sum is σ = 20237694095100. Its totient is φ = 20188928565504.

The previous prime is 20213311330297. The next prime is 20213311330441. The reversal of 20213311330301 is 10303311331202.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6964796028100 + 13248515302201 = 2639090^2 + 3639851^2 .

It is a cyclic number.

It is not a de Polignac number, because 20213311330301 - 2² = 20213311330297 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 (20213311332301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12191381156 + ... + 12191382813.

It is an arithmetic number, because the mean of its divisors is an integer number (5059423523775).

Almost surely, 2^{20213311330301} is an apocalyptic number.

It is an amenable number.

20213311330301 is a deficient number, since it is larger than the sum of its proper divisors (24382764799).

20213311330301 is an equidigital number, since it uses as much as digits as its factorization.

20213311330301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24382764798.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 20213311330301 its reverse (10303311331202), we get a palindrome (30516622661503).

Subtracting from 20213311330301 its reverse (10303311331202), we obtain a palindrome (9909999999099).

The spelling of 20213311330301 in words is "twenty trillion, two hundred thirteen billion, three hundred eleven million, three hundred thirty thousand, three hundred one".