220220222000201 has 4 divisors (see below), whose sum is σ = 220222205130372. Its totient is φ = 220218238870032.

The previous prime is 220220222000197. The next prime is 220220222000203. The reversal of 220220222000201 is 102000222022022.

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 186758162070601 + 33462059929600 = 13665949^2 + 5784640^2 .

It is a cyclic number.

It is not a de Polignac number, because 220220222000201 - 2² = 220220222000197 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 220220222000201.

It is not an unprimeable number, because it can be changed into a prime (220220222000203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 991398506 + ... + 991620611.

It is an arithmetic number, because the mean of its divisors is an integer number (55055551282593).

Almost surely, 2^{220220222000201} is an apocalyptic number.

It is an amenable number.

220220222000201 is a deficient number, since it is larger than the sum of its proper divisors (1983130171).

220220222000201 is a wasteful number, since it uses less digits than its factorization.

220220222000201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1983130170.

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 220220222000201 its reverse (102000222022022), we get a palindrome (322220444022223).

The spelling of 220220222000201 in words is "two hundred twenty trillion, two hundred twenty billion, two hundred twenty-two million, two hundred one", and thus it is an aban number.