222202012201 has 8 divisors (see below), whose sum is σ = 239378271944. Its totient is φ = 205037723520.

The previous prime is 222202012199. The next prime is 222202012261. The reversal of 222202012201 is 102210202222.

It can be written as a sum of positive squares in 4 ways, for example, as 64338829801 + 157863182400 = 253651^2 + 397320^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 222202012201 - 2¹ = 222202012199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222202012261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2954190 + ... + 3028471.

It is an arithmetic number, because the mean of its divisors is an integer number (29922283993).

Almost surely, 2^222202012201 is an apocalyptic number.

It is an amenable number.

222202012201 is a deficient number, since it is larger than the sum of its proper divisors (17176259743).

222202012201 is a wasteful number, since it uses less digits than its factorization.

222202012201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5985531.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 222202012201 its reverse (102210202222), we get a palindrome (324412214423).

The spelling of 222202012201 in words is "two hundred twenty-two billion, two hundred two million, twelve thousand, two hundred one".