5520113121 has 16 divisors (see below), whose sum is σ = 7452023040. Its totient is φ = 3634177680.

The previous prime is 5520113119. The next prime is 5520113147. The reversal of 5520113121 is 1213110255.

It is not a de Polignac number, because 5520113121 - 2¹ = 5520113119 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5520113171) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1015950 + ... + 1021368.

It is an arithmetic number, because the mean of its divisors is an integer number (465751440).

Almost surely, 2^5520113121 is an apocalyptic number.

It is an amenable number.

5520113121 is a deficient number, since it is larger than the sum of its proper divisors (1931909919).

5520113121 is a wasteful number, since it uses less digits than its factorization.

5520113121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9596.

The product of its (nonzero) digits is 300, while the sum is 21.

The square root of 5520113121 is about 74297.4637588660. The cubic root of 5520113121 is about 1767.3232568625.

Adding to 5520113121 its reverse (1213110255), we get a palindrome (6733223376).

The spelling of 5520113121 in words is "five billion, five hundred twenty million, one hundred thirteen thousand, one hundred twenty-one".