222222104201 has 4 divisors (see below), whose sum is σ = 222255745152. Its totient is φ = 222188463252.

The previous prime is 222222104189. The next prime is 222222104257. The reversal of 222222104201 is 102401222222.

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 a de Polignac number, because none of the positive numbers 2^k-222222104201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222222104281) 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, 16810565 + ... + 16823778.

It is an arithmetic number, because the mean of its divisors is an integer number (55563936288).

Almost surely, 2^222222104201 is an apocalyptic number.

It is an amenable number.

222222104201 is a deficient number, since it is larger than the sum of its proper divisors (33640951).

222222104201 is an equidigital number, since it uses as much as digits as its factorization.

222222104201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33640950.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 222222104201 its reverse (102401222222), we get a palindrome (324623326423).

The spelling of 222222104201 in words is "two hundred twenty-two billion, two hundred twenty-two million, one hundred four thousand, two hundred one".