211121120002212 has 72 divisors (see below), whose sum is σ = 626389389103296. Its totient is φ = 58690041079104.

The previous prime is 211121120002211. The next prime is 211121120002217. The reversal of 211121120002212 is 212200021121112.

211121120002212 is a `hidden beast` number, since 21 + 11 + 211 + 200 + 0 + 221 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (211121120002211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11321372058 + ... + 11321390705.

Almost surely, 2^{211121120002212} is an apocalyptic number.

It is an amenable number.

211121120002212 is an abundant number, since it is smaller than the sum of its proper divisors (415268269101084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211121120002212 is a wasteful number, since it uses less digits than its factorization.

211121120002212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22642762817 (or 22642762812 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 211121120002212 its reverse (212200021121112), we get a palindrome (423321141123324).

The spelling of 211121120002212 in words is "two hundred eleven trillion, one hundred twenty-one billion, one hundred twenty million, two thousand, two hundred twelve".