212323200223 has 2 divisors, whose sum is σ = 212323200224. Its totient is φ = 212323200222.

The previous prime is 212323200181. The next prime is 212323200241. The reversal of 212323200223 is 322002323212.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212323200223 is a prime.

It is a super-2 number, since 2×212323200223² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 212323200194 and 212323200203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212323203223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106161600111 + 106161600112.

It is an arithmetic number, because the mean of its divisors is an integer number (106161600112).

Almost surely, 2^212323200223 is an apocalyptic number.

212323200223 is a deficient number, since it is larger than the sum of its proper divisors (1).

212323200223 is an equidigital number, since it uses as much as digits as its factorization.

212323200223 is an odious number, because the sum of its binary digits is odd.

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

Adding to 212323200223 its reverse (322002323212), we get a palindrome (534325523435).

The spelling of 212323200223 in words is "two hundred twelve billion, three hundred twenty-three million, two hundred thousand, two hundred twenty-three".