424112121 has 12 divisors (see below), whose sum is σ = 613924272. Its totient is φ = 282133176.

The previous prime is 424112099. The next prime is 424112123. The reversal of 424112121 is 121211424.

424112121 is a `hidden beast` number, since 42 + 411 + 212 + 1 = 666.

It is not a de Polignac number, because 424112121 - 2⁵ = 424112089 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 424112094 and 424112103.

It is not an unprimeable number, because it can be changed into a prime (424112123) 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 11 ways as a sum of consecutive naturals, for example, 46251 + ... + 54656.

It is an arithmetic number, because the mean of its divisors is an integer number (51160356).

Almost surely, 2^424112121 is an apocalyptic number.

It is an amenable number.

424112121 is a deficient number, since it is larger than the sum of its proper divisors (189812151).

424112121 is a wasteful number, since it uses less digits than its factorization.

424112121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101380 (or 101377 counting only the distinct ones).

The product of its digits is 128, while the sum is 18.

The square root of 424112121 is about 20593.9826405676. The cubic root of 424112121 is about 751.3233649004.

Adding to 424112121 its reverse (121211424), we get a palindrome (545323545).

The spelling of 424112121 in words is "four hundred twenty-four million, one hundred twelve thousand, one hundred twenty-one".