211120012221212 has 12 divisors (see below), whose sum is σ = 376430965187256. Its totient is φ = 103568307882000.

The previous prime is 211120012221193. The next prime is 211120012221227. The reversal of 211120012221212 is 212122210021112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 497924556914 + ... + 497924557337.

It is an arithmetic number, because the mean of its divisors is an integer number (31369247098938).

Almost surely, 2^{211120012221212} is an apocalyptic number.

It is an amenable number.

211120012221212 is a deficient number, since it is larger than the sum of its proper divisors (165310952966044).

211120012221212 is a wasteful number, since it uses less digits than its factorization.

211120012221212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 995849114308 (or 995849114306 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 211120012221212 its reverse (212122210021112), we get a palindrome (423242222242324).

The spelling of 211120012221212 in words is "two hundred eleven trillion, one hundred twenty billion, twelve million, two hundred twenty-one thousand, two hundred twelve".