222012202201 has 4 divisors (see below), whose sum is σ = 227427134004. Its totient is φ = 216597270400.

The previous prime is 222012202199. The next prime is 222012202211. The reversal of 222012202201 is 102202210222.

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

It can be written as a sum of positive squares in 2 ways, for example, as 54812174400 + 167200027801 = 234120^2 + 408901^2 .

It is a cyclic number.

It is not a de Polignac number, because 222012202201 - 2¹ = 222012202199 is a prime.

It is a super-2 number, since 2×222012202201² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222012202211) 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, 2707465840 + ... + 2707465921.

It is an arithmetic number, because the mean of its divisors is an integer number (56856783501).

Almost surely, 2^222012202201 is an apocalyptic number.

It is an amenable number.

222012202201 is a deficient number, since it is larger than the sum of its proper divisors (5414931803).

222012202201 is an equidigital number, since it uses as much as digits as its factorization.

222012202201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5414931802.

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

Adding to 222012202201 its reverse (102202210222), we get a palindrome (324214412423).

The spelling of 222012202201 in words is "two hundred twenty-two billion, twelve million, two hundred two thousand, two hundred one".