200221111012211 has 32 divisors (see below), whose sum is σ = 223938686952000. Its totient is φ = 178517462478336.

The previous prime is 200221111012207. The next prime is 200221111012253. The reversal of 200221111012211 is 112210111122002.

It is not a de Polignac number, because 200221111012211 - 2² = 200221111012207 is a prime.

It is a super-2 number, since 2×200221111012211² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

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 200221111012211.

It is not an unprimeable number, because it can be changed into a prime (200221111012201) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3543143825 + ... + 3543200333.

It is an arithmetic number, because the mean of its divisors is an integer number (6998083967250).

Almost surely, 2^{200221111012211} is an apocalyptic number.

200221111012211 is a deficient number, since it is larger than the sum of its proper divisors (23717575939789).

200221111012211 is an equidigital number, since it uses as much as digits as its factorization.

200221111012211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94536 (or 94502 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 200221111012211 its reverse (112210111122002), we get a palindrome (312431222134213).

The spelling of 200221111012211 in words is "two hundred trillion, two hundred twenty-one billion, one hundred eleven million, twelve thousand, two hundred eleven".