5520221117 has 2 divisors, whose sum is σ = 5520221118. Its totient is φ = 5520221116.

The previous prime is 5520221087. The next prime is 5520221123. The reversal of 5520221117 is 7111220255.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4759068196 + 761152921 = 68986^2 + 27589^2 .

It is a cyclic number.

It is not a de Polignac number, because 5520221117 - 2⁸ = 5520220861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5520221197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2760110558 + 2760110559.

It is an arithmetic number, because the mean of its divisors is an integer number (2760110559).

Almost surely, 2^5520221117 is an apocalyptic number.

It is an amenable number.

5520221117 is a deficient number, since it is larger than the sum of its proper divisors (1).

5520221117 is an equidigital number, since it uses as much as digits as its factorization.

5520221117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1400, while the sum is 26.

The square root of 5520221117 is about 74298.1905365131. The cubic root of 5520221117 is about 1767.3347821455.

The spelling of 5520221117 in words is "five billion, five hundred twenty million, two hundred twenty-one thousand, one hundred seventeen".