5521031121 has 8 divisors (see below), whose sum is σ = 7393804704. Its totient is φ = 3664472480.

The previous prime is 5521031081. The next prime is 5521031123. The reversal of 5521031121 is 1211301255.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5521031121 - 2⁹ = 5521030609 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5521031123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4052940 + ... + 4054301.

It is an arithmetic number, because the mean of its divisors is an integer number (924225588).

Almost surely, 2^5521031121 is an apocalyptic number.

It is an amenable number.

5521031121 is a deficient number, since it is larger than the sum of its proper divisors (1872773583).

5521031121 is a wasteful number, since it uses less digits than its factorization.

5521031121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8107471.

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

The square root of 5521031121 is about 74303.6413710661. The cubic root of 5521031121 is about 1767.4212206051.

Adding to 5521031121 its reverse (1211301255), we get a palindrome (6732332376).

The spelling of 5521031121 in words is "five billion, five hundred twenty-one million, thirty-one thousand, one hundred twenty-one".