212324659369 has 3 divisors (see below), whose sum is σ = 212325120157. Its totient is φ = 212324198582.

The previous prime is 212324659363. The next prime is 212324659403. The reversal of 212324659369 is 963956423212.

The square root of 212324659369 is 460787.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 212324659369 - 2⁷ = 212324659241 is a prime.

It is a super-2 number, since 2×212324659369² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212324659363) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 230394 + ... + 691180.

Almost surely, 2^212324659369 is an apocalyptic number.

212324659369 is the 460787-th square number.

212324659369 is the 230394-th centered octagonal number.

It is an amenable number.

212324659369 is a deficient number, since it is larger than the sum of its proper divisors (460788).

212324659369 is an frugal number, since it uses more digits than its factorization.

212324659369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 921574 (or 460787 counting only the distinct ones).

The product of its digits is 4199040, while the sum is 52.

The spelling of 212324659369 in words is "two hundred twelve billion, three hundred twenty-four million, six hundred fifty-nine thousand, three hundred sixty-nine".