112242161421 has 12 divisors (see below), whose sum is σ = 174598917948. Its totient is φ = 69072099264.

The previous prime is 112242161359. The next prime is 112242161431. The reversal of 112242161421 is 124161242211.

112242161421 is a `hidden beast` number, since 1 + 1 + 2 + 2 + 4 + 21 + 614 + 21 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 28801484100 + 83440677321 = 169710^2 + 288861^2 .

It is not a de Polignac number, because 112242161421 - 2¹¹ = 112242159373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112242161431) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 479667240 + ... + 479667473.

It is an arithmetic number, because the mean of its divisors is an integer number (14549909829).

Almost surely, 2^112242161421 is an apocalyptic number.

It is an amenable number.

112242161421 is a deficient number, since it is larger than the sum of its proper divisors (62356756527).

112242161421 is a wasteful number, since it uses less digits than its factorization.

112242161421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 959334732 (or 959334729 counting only the distinct ones).

The product of its digits is 1536, while the sum is 27.

The spelling of 112242161421 in words is "one hundred twelve billion, two hundred forty-two million, one hundred sixty-one thousand, four hundred twenty-one".