5520420111 has 8 divisors (see below), whose sum is σ = 7360997760. Its totient is φ = 3680061272.

The previous prime is 5520420107. The next prime is 5520420121. The reversal of 5520420111 is 1110240255.

5520420111 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 5520420111 - 2² = 5520420107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5520420121) 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, 17956 + ... + 106598.

It is an arithmetic number, because the mean of its divisors is an integer number (920124720).

Almost surely, 2^5520420111 is an apocalyptic number.

5520420111 is a deficient number, since it is larger than the sum of its proper divisors (1840577649).

5520420111 is a wasteful number, since it uses less digits than its factorization.

5520420111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109405.

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 5520420111 is about 74299.5296822261. The cubic root of 5520420111 is about 1767.3560182992.

Adding to 5520420111 its reverse (1110240255), we get a palindrome (6630660366).

The spelling of 5520420111 in words is "five billion, five hundred twenty million, four hundred twenty thousand, one hundred eleven".