222212213201 has 4 divisors (see below), whose sum is σ = 242413323504. Its totient is φ = 202011102900.

The previous prime is 222212213191. The next prime is 222212213207. The reversal of 222212213201 is 102312212222.

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 222212213201 - 2⁶ = 222212213137 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (222212213207) 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, 10100555135 + ... + 10100555156.

It is an arithmetic number, because the mean of its divisors is an integer number (60603330876).

Almost surely, 2^222212213201 is an apocalyptic number.

It is an amenable number.

222212213201 is a deficient number, since it is larger than the sum of its proper divisors (20201110303).

222212213201 is a wasteful number, since it uses less digits than its factorization.

222212213201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20201110302.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 222212213201 its reverse (102312212222), we get a palindrome (324524425423).

The spelling of 222212213201 in words is "two hundred twenty-two billion, two hundred twelve million, two hundred thirteen thousand, two hundred one".