222303221201 has 4 divisors (see below), whose sum is σ = 222317154612. Its totient is φ = 222289287792.

The previous prime is 222303221183. The next prime is 222303221219. The reversal of 222303221201 is 102122303222.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (222303221183) and next prime (222303221219).

It can be written as a sum of positive squares in 2 ways, for example, as 147591198976 + 74712022225 = 384176^2 + 273335^2 .

It is a cyclic number.

It is not a de Polignac number, because 222303221201 - 2²⁶ = 222236112337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222303224201) 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, 6942746 + ... + 6974691.

It is an arithmetic number, because the mean of its divisors is an integer number (55579288653).

Almost surely, 2^222303221201 is an apocalyptic number.

It is an amenable number.

222303221201 is a deficient number, since it is larger than the sum of its proper divisors (13933411).

222303221201 is a wasteful number, since it uses less digits than its factorization.

222303221201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13933410.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 222303221201 its reverse (102122303222), we get a palindrome (324425524423).

The spelling of 222303221201 in words is "two hundred twenty-two billion, three hundred three million, two hundred twenty-one thousand, two hundred one".