200111222211112 has 8 divisors (see below), whose sum is σ = 375208541645850. Its totient is φ = 100055611105552.

The previous prime is 200111222211071. The next prime is 200111222211161. The reversal of 200111222211112 is 211112222111002.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 180123402052036 + 19987820159076 = 13421006^2 + 4470774^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 200111222211112.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12506951388187 + ... + 12506951388202.

Almost surely, 2^{200111222211112} is an apocalyptic number.

It is an amenable number.

200111222211112 is a deficient number, since it is larger than the sum of its proper divisors (175097319434738).

200111222211112 is a wasteful number, since it uses less digits than its factorization.

200111222211112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25013902776395 (or 25013902776391 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 200111222211112 its reverse (211112222111002), we get a palindrome (411223444322114).

The spelling of 200111222211112 in words is "two hundred trillion, one hundred eleven billion, two hundred twenty-two million, two hundred eleven thousand, one hundred twelve".