213222200023 has 4 divisors (see below), whose sum is σ = 243682514320. Its totient is φ = 182761885728.

The previous prime is 213222200011. The next prime is 213222200029. The reversal of 213222200023 is 320002222312.

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 213222200023 - 2⁹ = 213222199511 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213222200029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15230157138 + ... + 15230157151.

It is an arithmetic number, because the mean of its divisors is an integer number (60920628580).

Almost surely, 2^213222200023 is an apocalyptic number.

213222200023 is a deficient number, since it is larger than the sum of its proper divisors (30460314297).

213222200023 is an equidigital number, since it uses as much as digits as its factorization.

213222200023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30460314296.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 213222200023 its reverse (320002222312), we get a palindrome (533224422335).

The spelling of 213222200023 in words is "two hundred thirteen billion, two hundred twenty-two million, two hundred thousand, twenty-three".