211121112022012 has 12 divisors (see below), whose sum is σ = 369462048203416. Its totient is φ = 105560526821040.

The previous prime is 211121112022003. The next prime is 211121112022033. The reversal of 211121112022012 is 210220211121112.

It is a happy number.

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, 22445983 + ... + 30431305.

Almost surely, 2^{211121112022012} is an apocalyptic number.

It is an amenable number.

211121112022012 is a deficient number, since it is larger than the sum of its proper divisors (158340936181404).

211121112022012 is a wasteful number, since it uses less digits than its factorization.

211121112022012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14594988 (or 14594986 counting only the distinct ones).

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

Adding to 211121112022012 its reverse (210220211121112), we get a palindrome (421341323143124).

The spelling of 211121112022012 in words is "two hundred eleven trillion, one hundred twenty-one billion, one hundred twelve million, twenty-two thousand, twelve".