4043611115121 has 4 divisors (see below), whose sum is σ = 5391481486832. Its totient is φ = 2695740743412.

The previous prime is 4043611115113. The next prime is 4043611115129. The reversal of 4043611115121 is 1215111163404.

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 an interprime number because it is at equal distance from previous prime (4043611115113) and next prime (4043611115129).

It is not a de Polignac number, because 4043611115121 - 2³ = 4043611115113 is a prime.

It is a super-2 number, since 2×4043611115121² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4043611115129) 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, 673935185851 + ... + 673935185856.

It is an arithmetic number, because the mean of its divisors is an integer number (1347870371708).

Almost surely, 2^{4043611115121} is an apocalyptic number.

It is an amenable number.

4043611115121 is a deficient number, since it is larger than the sum of its proper divisors (1347870371711).

4043611115121 is a wasteful number, since it uses less digits than its factorization.

4043611115121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1347870371710.

The product of its (nonzero) digits is 2880, while the sum is 30.

Adding to 4043611115121 its reverse (1215111163404), we get a palindrome (5258722278525).

The spelling of 4043611115121 in words is "four trillion, forty-three billion, six hundred eleven million, one hundred fifteen thousand, one hundred twenty-one".