200221202331212 has 12 divisors (see below), whose sum is σ = 350394225100080. Its totient is φ = 100108566588336.

The previous prime is 200221202331187. The next prime is 200221202331233. The reversal of 200221202331212 is 212133202122002.

It is a happy number.

It is a super-2 number, since 2×200221202331212² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 508422887 + ... + 508816542.

It is an arithmetic number, because the mean of its divisors is an integer number (29199518758340).

Almost surely, 2^{200221202331212} is an apocalyptic number.

It is an amenable number.

200221202331212 is a deficient number, since it is larger than the sum of its proper divisors (150173022768868).

200221202331212 is a wasteful number, since it uses less digits than its factorization.

200221202331212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1017288640 (or 1017288638 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 200221202331212 its reverse (212133202122002), we get a palindrome (412354404453214).

The spelling of 200221202331212 in words is "two hundred trillion, two hundred twenty-one billion, two hundred two million, three hundred thirty-one thousand, two hundred twelve".