14001224121 has 12 divisors (see below), whose sum is σ = 20876377600. Its totient is φ = 9033047640.

The previous prime is 14001224113. The next prime is 14001224137. The reversal of 14001224121 is 12142210041.

14001224121 is a `hidden beast` number, since 1 + 400 + 1 + 2 + 241 + 21 = 666.

14001224121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 14001224121 - 2³ = 14001224113 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14001224094 and 14001224103.

It is not an unprimeable number, because it can be changed into a prime (14001224141) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 25091521 + ... + 25092078.

Almost surely, 2^14001224121 is an apocalyptic number.

It is an amenable number.

14001224121 is a deficient number, since it is larger than the sum of its proper divisors (6875153479).

14001224121 is a wasteful number, since it uses less digits than its factorization.

14001224121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50183636 (or 50183633 counting only the distinct ones).

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

Adding to 14001224121 its reverse (12142210041), we get a palindrome (26143434162).

The spelling of 14001224121 in words is "fourteen billion, one million, two hundred twenty-four thousand, one hundred twenty-one".