222301020221 has 4 divisors (see below), whose sum is σ = 254058308832. Its totient is φ = 190543731612.

The previous prime is 222301020191. The next prime is 222301020233. The reversal of 222301020221 is 122020103222.

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 222301020221 - 2³⁰ = 221227278397 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 222301020221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222301020241) 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, 15878644295 + ... + 15878644308.

It is an arithmetic number, because the mean of its divisors is an integer number (63514577208).

Almost surely, 2^222301020221 is an apocalyptic number.

It is an amenable number.

222301020221 is a deficient number, since it is larger than the sum of its proper divisors (31757288611).

222301020221 is an equidigital number, since it uses as much as digits as its factorization.

222301020221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31757288610.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 222301020221 its reverse (122020103222), we get a palindrome (344321123443).

The spelling of 222301020221 in words is "two hundred twenty-two billion, three hundred one million, twenty thousand, two hundred twenty-one".