212110002210212 has 24 divisors (see below), whose sum is σ = 371520574581912. Its totient is φ = 105961269657600.

The previous prime is 212110002210199. The next prime is 212110002210217. The reversal of 212110002210212 is 212012200011212.

It can be written as a sum of positive squares in 4 ways, for example, as 19573952668516 + 192536049541696 = 4424246^2 + 13875736^2 .

It is a super-2 number, since 2×212110002210212² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (212110002210217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 305710412 + ... + 306403452.

It is an arithmetic number, because the mean of its divisors is an integer number (15480023940913).

Almost surely, 2^{212110002210212} is an apocalyptic number.

It is an amenable number.

212110002210212 is a deficient number, since it is larger than the sum of its proper divisors (159410572371700).

212110002210212 is a wasteful number, since it uses less digits than its factorization.

212110002210212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 760559 (or 760557 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 212110002210212 its reverse (212012200011212), we get a palindrome (424122202221424).

The spelling of 212110002210212 in words is "two hundred twelve trillion, one hundred ten billion, two million, two hundred ten thousand, two hundred twelve".