212223322201 has 4 divisors (see below), whose sum is σ = 231516351504. Its totient is φ = 192930292900.

The previous prime is 212223322177. The next prime is 212223322211. The reversal of 212223322201 is 102223322212.

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 212223322201 - 2¹⁵ = 212223289433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212223322211) 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, 9646514635 + ... + 9646514656.

It is an arithmetic number, because the mean of its divisors is an integer number (57879087876).

Almost surely, 2^212223322201 is an apocalyptic number.

It is an amenable number.

212223322201 is a deficient number, since it is larger than the sum of its proper divisors (19293029303).

212223322201 is a wasteful number, since it uses less digits than its factorization.

212223322201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19293029302.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 212223322201 its reverse (102223322212), we get a palindrome (314446644413).

The spelling of 212223322201 in words is "two hundred twelve billion, two hundred twenty-three million, three hundred twenty-two thousand, two hundred one".