200321516212 has 6 divisors (see below), whose sum is σ = 350562653378. Its totient is φ = 100160758104.

The previous prime is 200321516203. The next prime is 200321516231. The reversal of 200321516212 is 212615123002.

It can be written as a sum of positive squares in only one way, i.e., 191628564516 + 8692951696 = 437754^2 + 93236^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25040189523 + ... + 25040189530.

Almost surely, 2^200321516212 is an apocalyptic number.

It is an amenable number.

200321516212 is a deficient number, since it is larger than the sum of its proper divisors (150241137166).

200321516212 is a wasteful number, since it uses less digits than its factorization.

200321516212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50080379057 (or 50080379055 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 200321516212 its reverse (212615123002), we get a palindrome (412936639214).

The spelling of 200321516212 in words is "two hundred billion, three hundred twenty-one million, five hundred sixteen thousand, two hundred twelve".