213203012022223 has 4 divisors (see below), whose sum is σ = 213203386730248. Its totient is φ = 213202637314200.

The previous prime is 213203012022193. The next prime is 213203012022229. The reversal of 213203012022223 is 322220210302312.

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 213203012022223 - 2¹⁷ = 213203011891151 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 (213203012022229) 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, 186499236 + ... + 187638937.

It is an arithmetic number, because the mean of its divisors is an integer number (53300846682562).

Almost surely, 2^{213203012022223} is an apocalyptic number.

213203012022223 is a deficient number, since it is larger than the sum of its proper divisors (374708025).

213203012022223 is an equidigital number, since it uses as much as digits as its factorization.

213203012022223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374708024.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 213203012022223 its reverse (322220210302312), we get a palindrome (535423222324535).

The spelling of 213203012022223 in words is "two hundred thirteen trillion, two hundred three billion, twelve million, twenty-two thousand, two hundred twenty-three".