211121222121112 has 32 divisors (see below), whose sum is σ = 407314481953680. Its totient is φ = 102543466729600.

The previous prime is 211121222121001. The next prime is 211121222121157.

211121222121112 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×211121222121112² (a number of 29 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 2464944358 + ... + 2465030005.

Almost surely, 2^{211121222121112} is an apocalyptic number.

It is an amenable number.

211121222121112 is a deficient number, since it is larger than the sum of its proper divisors (196193259832568).

211121222121112 is a wasteful number, since it uses less digits than its factorization.

211121222121112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4929974523 (or 4929974519 counting only the distinct ones).

The product of its digits is 128, while the sum is 22.

The spelling of 211121222121112 in words is "two hundred eleven trillion, one hundred twenty-one billion, two hundred twenty-two million, one hundred twenty-one thousand, one hundred twelve".