213232211020223 has 4 divisors (see below), whose sum is σ = 213232345409160. Its totient is φ = 213232076631288.

The previous prime is 213232211020193. The next prime is 213232211020267. The reversal of 213232211020223 is 322020112232312.

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

It is a cyclic number.

It is not a de Polignac number, because 213232211020223 - 2⁶ = 213232211020159 is a prime.

It is a super-2 number, since 2×213232211020223² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 213232211020192 and 213232211020201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213232211020273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64785665 + ... + 67997402.

It is an arithmetic number, because the mean of its divisors is an integer number (53308086352290).

Almost surely, 2^{213232211020223} is an apocalyptic number.

213232211020223 is a deficient number, since it is larger than the sum of its proper divisors (134388937).

213232211020223 is a wasteful number, since it uses less digits than its factorization.

213232211020223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134388936.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 213232211020223 its reverse (322020112232312), we get a palindrome (535252323252535).

The spelling of 213232211020223 in words is "two hundred thirteen trillion, two hundred thirty-two billion, two hundred eleven million, twenty thousand, two hundred twenty-three".