200011221222 has 16 divisors (see below), whose sum is σ = 400026857472. Its totient is φ = 66669671240.

The previous prime is 200011221217. The next prime is 200011221233. The reversal of 200011221222 is 222122110002.

It is a super-2 number, since 2×200011221222² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 865603 + ... + 1072049.

It is an arithmetic number, because the mean of its divisors is an integer number (25001678592).

Almost surely, 2^200011221222 is an apocalyptic number.

200011221222 is an abundant number, since it is smaller than the sum of its proper divisors (200015636250).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

200011221222 is a wasteful number, since it uses less digits than its factorization.

200011221222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367923.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 200011221222 its reverse (222122110002), we get a palindrome (422133331224).

The spelling of 200011221222 in words is "two hundred billion, eleven million, two hundred twenty-one thousand, two hundred twenty-two".