4142141121 has 4 divisors (see below), whose sum is σ = 5522854832. Its totient is φ = 2761427412.

The previous prime is 4142141099. The next prime is 4142141131. The reversal of 4142141121 is 1211412414.

4142141121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 4142141121 - 2²² = 4137946817 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4142141131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 690356851 + ... + 690356856.

It is an arithmetic number, because the mean of its divisors is an integer number (1380713708).

Almost surely, 2^4142141121 is an apocalyptic number.

It is an amenable number.

4142141121 is a deficient number, since it is larger than the sum of its proper divisors (1380713711).

4142141121 is a wasteful number, since it uses less digits than its factorization.

4142141121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1380713710.

The product of its digits is 256, while the sum is 21.

The square root of 4142141121 is about 64359.4679981120. The cubic root of 4142141121 is about 1605.9855388692.

Adding to 4142141121 its reverse (1211412414), we get a palindrome (5353553535).

The spelling of 4142141121 in words is "four billion, one hundred forty-two million, one hundred forty-one thousand, one hundred twenty-one".