222112212200201 has 4 divisors (see below), whose sum is σ = 222112298848272. Its totient is φ = 222112125552132.

The previous prime is 222112212200129. The next prime is 222112212200213. The reversal of 222112212200201 is 102002212211222.

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 222112212200201 - 2¹⁴ = 222112212183817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222112212200251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39357935 + ... + 44646068.

It is an arithmetic number, because the mean of its divisors is an integer number (55528074712068).

Almost surely, 2^{222112212200201} is an apocalyptic number.

It is an amenable number.

222112212200201 is a deficient number, since it is larger than the sum of its proper divisors (86648071).

222112212200201 is an equidigital number, since it uses as much as digits as its factorization.

222112212200201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86648070.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 222112212200201 its reverse (102002212211222), we get a palindrome (324114424411423).

The spelling of 222112212200201 in words is "two hundred twenty-two trillion, one hundred twelve billion, two hundred twelve million, two hundred thousand, two hundred one".