212202303223 has 4 divisors (see below), whose sum is σ = 213504158008. Its totient is φ = 210900448440.

The previous prime is 212202303221. The next prime is 212202303233. The reversal of 212202303223 is 322303202212.

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 212202303223 - 2¹ = 212202303221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 212202303194 and 212202303203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212202303221) 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, 650927148 + ... + 650927473.

It is an arithmetic number, because the mean of its divisors is an integer number (53376039502).

Almost surely, 2^212202303223 is an apocalyptic number.

212202303223 is a deficient number, since it is larger than the sum of its proper divisors (1301854785).

212202303223 is a wasteful number, since it uses less digits than its factorization.

212202303223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1301854784.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 212202303223 its reverse (322303202212), we get a palindrome (534505505435).

The spelling of 212202303223 in words is "two hundred twelve billion, two hundred two million, three hundred three thousand, two hundred twenty-three".