222243010001 has 4 divisors (see below), whose sum is σ = 229906562100. Its totient is φ = 214579457904.

The previous prime is 222243009983. The next prime is 222243010009. The reversal of 222243010001 is 100010342222.

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 128636995600 + 93606014401 = 358660^2 + 305951^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222243010001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222243010009) 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, 3831776006 + ... + 3831776063.

It is an arithmetic number, because the mean of its divisors is an integer number (57476640525).

Almost surely, 2^222243010001 is an apocalyptic number.

It is an amenable number.

222243010001 is a deficient number, since it is larger than the sum of its proper divisors (7663552099).

222243010001 is an equidigital number, since it uses as much as digits as its factorization.

222243010001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7663552098.

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

Adding to 222243010001 its reverse (100010342222), we get a palindrome (322253352223).

The spelling of 222243010001 in words is "two hundred twenty-two billion, two hundred forty-three million, ten thousand, one".