2112201110212 has 6 divisors (see below), whose sum is σ = 3696351942878. Its totient is φ = 1056100555104.

The previous prime is 2112201110197. The next prime is 2112201110213. The reversal of 2112201110212 is 2120111022112.

It can be written as a sum of positive squares in only one way, i.e., 1551957842176 + 560243268036 = 1245776^2 + 748494^2 .

It is a super-2 number, since 2×2112201110212² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2112201110213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 264025138773 + ... + 264025138780.

Almost surely, 2^{2112201110212} is an apocalyptic number.

It is an amenable number.

2112201110212 is a deficient number, since it is larger than the sum of its proper divisors (1584150832666).

2112201110212 is a wasteful number, since it uses less digits than its factorization.

2112201110212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528050277557 (or 528050277555 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 2112201110212 its reverse (2120111022112), we get a palindrome (4232312132324).

The spelling of 2112201110212 in words is "two trillion, one hundred twelve billion, two hundred one million, one hundred ten thousand, two hundred twelve".