212112113330 has 64 divisors (see below), whose sum is σ = 413361446400. Its totient is φ = 77901799680.

The previous prime is 212112113309. The next prime is 212112113359. The reversal of 212112113330 is 33311211212.

It is a happy number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 38430311 + ... + 38435829.

It is an arithmetic number, because the mean of its divisors is an integer number (6458772600).

Almost surely, 2^212112113330 is an apocalyptic number.

212112113330 is a deficient number, since it is larger than the sum of its proper divisors (201249333070).

212112113330 is a wasteful number, since it uses less digits than its factorization.

212112113330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7059.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 212112113330 its reverse (33311211212), we get a palindrome (245423324542).

The spelling of 212112113330 in words is "two hundred twelve billion, one hundred twelve million, one hundred thirteen thousand, three hundred thirty".