4140041012121 has 16 divisors (see below), whose sum is σ = 6395053568384. Its totient is φ = 2333330354304.

The previous prime is 4140041012117. The next prime is 4140041012141. The reversal of 4140041012121 is 1212101400414.

It is not a de Polignac number, because 4140041012121 - 2² = 4140041012117 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4140041012141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1350305386 + ... + 1350308451.

It is an arithmetic number, because the mean of its divisors is an integer number (399690848024).

Almost surely, 2^{4140041012121} is an apocalyptic number.

It is an amenable number.

4140041012121 is a deficient number, since it is larger than the sum of its proper divisors (2255012556263).

4140041012121 is a wasteful number, since it uses less digits than its factorization.

4140041012121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2700613920.

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

Adding to 4140041012121 its reverse (1212101400414), we get a palindrome (5352142412535).

The spelling of 4140041012121 in words is "four trillion, one hundred forty billion, forty-one million, twelve thousand, one hundred twenty-one".