213332220320201 has 4 divisors (see below), whose sum is σ = 213838947684804. Its totient is φ = 212825492955600.

The previous prime is 213332220320159. The next prime is 213332220320209. The reversal of 213332220320201 is 102023022233312.

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 25011491320201 + 188320729000000 = 5001149^2 + 13723000^2 .

It is a cyclic number.

It is not a de Polignac number, because 213332220320201 - 2³⁸ = 213057342413257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213332220320209) 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, 253363681670 + ... + 253363682511.

It is an arithmetic number, because the mean of its divisors is an integer number (53459736921201).

Almost surely, 2^{213332220320201} is an apocalyptic number.

It is an amenable number.

213332220320201 is a deficient number, since it is larger than the sum of its proper divisors (506727364603).

213332220320201 is an equidigital number, since it uses as much as digits as its factorization.

213332220320201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506727364602.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 213332220320201 its reverse (102023022233312), we get a palindrome (315355242553513).

The spelling of 213332220320201 in words is "two hundred thirteen trillion, three hundred thirty-two billion, two hundred twenty million, three hundred twenty thousand, two hundred one".