21161416112 has 40 divisors (see below), whose sum is σ = 41897860032. Its totient is φ = 10349337600.

The previous prime is 21161416103. The next prime is 21161416139.

21161416112 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1391912 + ... + 1407032.

Almost surely, 2^21161416112 is an apocalyptic number.

It is an amenable number.

21161416112 is a deficient number, since it is larger than the sum of its proper divisors (20736443920).

21161416112 is a wasteful number, since it uses less digits than its factorization.

21161416112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17037 (or 17031 counting only the distinct ones).

The product of its digits is 576, while the sum is 26.

The spelling of 21161416112 in words is "twenty-one billion, one hundred sixty-one million, four hundred sixteen thousand, one hundred twelve".