5111042144121 has 6 divisors (see below), whose sum is σ = 7382616430410. Its totient is φ = 3407361429408.

The previous prime is 5111042144119. The next prime is 5111042144171. The reversal of 5111042144121 is 1214412401115.

5111042144121 is a `hidden beast` number, since 5 + 1 + 110 + 421 + 4 + 4 + 121 = 666.

It can be written as a sum of positive squares in only one way, i.e., 4923605966400 + 187436177721 = 2218920^2 + 432939^2 .

It is not a de Polignac number, because 5111042144121 - 2¹ = 5111042144119 is a prime.

It is a super-2 number, since 2×5111042144121² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5111042144101) 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 5 ways as a sum of consecutive naturals, for example, 283946785776 + ... + 283946785793.

It is an arithmetic number, because the mean of its divisors is an integer number (1230436071735).

Almost surely, 2^{5111042144121} is an apocalyptic number.

It is an amenable number.

5111042144121 is a deficient number, since it is larger than the sum of its proper divisors (2271574286289).

5111042144121 is a wasteful number, since it uses less digits than its factorization.

5111042144121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 567893571575 (or 567893571572 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 27.

Adding to 5111042144121 its reverse (1214412401115), we get a palindrome (6325454545236).

The spelling of 5111042144121 in words is "five trillion, one hundred eleven billion, forty-two million, one hundred forty-four thousand, one hundred twenty-one".