202222200001 has 4 divisors (see below), whose sum is σ = 202912378452. Its totient is φ = 201532021552.

The previous prime is 202222199987. The next prime is 202222200043. The reversal of 202222200001 is 100002222202.

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 161442436401 + 40779763600 = 401799^2 + 201940^2 .

It is a cyclic number.

It is not a de Polignac number, because 202222200001 - 2⁷ = 202222199873 is a prime.

It is a super-5 number, since 5×202222200001⁵ (a number of 58 digits) contains 55555 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202222206001) 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, 345088786 + ... + 345089371.

It is an arithmetic number, because the mean of its divisors is an integer number (50728094613).

Almost surely, 2^202222200001 is an apocalyptic number.

It is an amenable number.

202222200001 is a deficient number, since it is larger than the sum of its proper divisors (690178451).

202222200001 is an equidigital number, since it uses as much as digits as its factorization.

202222200001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 690178450.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 202222200001 its reverse (100002222202), we get a palindrome (302224422203).

The spelling of 202222200001 in words is "two hundred two billion, two hundred twenty-two million, two hundred thousand, one".