200220020001 has 6 divisors (see below), whose sum is σ = 289206695570. Its totient is φ = 133480013328.

The previous prime is 200220019981. The next prime is 200220020023. The reversal of 200220020001 is 100020022002.

It can be written as a sum of positive squares in only one way, i.e., 175946691600 + 24273328401 = 419460^2 + 155799^2 .

It is not a de Polignac number, because 200220020001 - 2¹³ = 200220011809 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 22246668889 = 200220020001 / (2 + 0 + 0 + 2 + 2 + 0 + 0 + 2 + 0 + 0 + 0 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200220020401) 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 5 ways as a sum of consecutive naturals, for example, 11123334436 + ... + 11123334453.

Almost surely, 2^200220020001 is an apocalyptic number.

It is an amenable number.

200220020001 is a deficient number, since it is larger than the sum of its proper divisors (88986675569).

200220020001 is a wasteful number, since it uses less digits than its factorization.

200220020001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22246668895 (or 22246668892 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

Adding to 200220020001 its reverse (100020022002), we get a palindrome (300240042003).

The spelling of 200220020001 in words is "two hundred billion, two hundred twenty million, twenty thousand, one".