212212210110112 has 24 divisors (see below), whose sum is σ = 417793127079636. Its totient is φ = 106106019105792.

The previous prime is 212212210110053. The next prime is 212212210110113. The reversal of 212212210110112 is 211011012212212.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 202922418167056 + 9289791943056 = 14245084^2 + 3047916^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 212212210110112.

It is not an unprimeable number, because it can be changed into a prime (212212210110113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59801608 + ... + 63250744.

Almost surely, 2^{212212210110112} is an apocalyptic number.

It is an amenable number.

212212210110112 is a deficient number, since it is larger than the sum of its proper divisors (205580916969524).

212212210110112 is a wasteful number, since it uses less digits than its factorization.

212212210110112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5371840 (or 5371832 counting only the distinct ones).

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

Adding to 212212210110112 its reverse (211011012212212), we get a palindrome (423223222322324).

The spelling of 212212210110112 in words is "two hundred twelve trillion, two hundred twelve billion, two hundred ten million, one hundred ten thousand, one hundred twelve".