200221111122202 has 24 divisors (see below), whose sum is σ = 316972517380596. Its totient is φ = 94840987351104.

The previous prime is 200221111122161. The next prime is 200221111122209. The reversal of 200221111122202 is 202221111122002.

It can be written as a sum of positive squares in 2 ways, for example, as 182611682265321 + 17609428856881 = 13513389^2 + 4196359^2 .

It is a super-2 number, since 2×200221111122202² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 200221111122202.

It is not an unprimeable number, because it can be changed into a prime (200221111122209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 128313028 + ... + 129864064.

Almost surely, 2^{200221111122202} is an apocalyptic number.

200221111122202 is a deficient number, since it is larger than the sum of its proper divisors (116751406258394).

200221111122202 is a wasteful number, since it uses less digits than its factorization.

200221111122202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1729870 (or 1729851 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 200221111122202 its reverse (202221111122002), we get a palindrome (402442222244204).

The spelling of 200221111122202 in words is "two hundred trillion, two hundred twenty-one billion, one hundred eleven million, one hundred twenty-two thousand, two hundred two".