212323044201 has 4 divisors (see below), whose sum is σ = 283097392272. Its totient is φ = 141548696132.

The previous prime is 212323044191. The next prime is 212323044217. The reversal of 212323044201 is 102440323212.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 212323044201 - 2⁶ = 212323044137 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (212323044221) 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, 35387174031 + ... + 35387174036.

It is an arithmetic number, because the mean of its divisors is an integer number (70774348068).

Almost surely, 2^212323044201 is an apocalyptic number.

It is an amenable number.

212323044201 is a deficient number, since it is larger than the sum of its proper divisors (70774348071).

212323044201 is an equidigital number, since it uses as much as digits as its factorization.

212323044201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70774348070.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 212323044201 its reverse (102440323212), we get a palindrome (314763367413).

The spelling of 212323044201 in words is "two hundred twelve billion, three hundred twenty-three million, forty-four thousand, two hundred one".