5510221401 has 16 divisors (see below), whose sum is σ = 7388616704. Its totient is φ = 3652709904.

The previous prime is 5510221393. The next prime is 5510221403. The reversal of 5510221401 is 1041220155.

It is not a de Polignac number, because 5510221401 - 2³ = 5510221393 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5510221403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 406800 + ... + 420126.

It is an arithmetic number, because the mean of its divisors is an integer number (461788544).

Almost surely, 2^5510221401 is an apocalyptic number.

It is an amenable number.

5510221401 is a deficient number, since it is larger than the sum of its proper divisors (1878395303).

5510221401 is a wasteful number, since it uses less digits than its factorization.

5510221401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14100.

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

The square root of 5510221401 is about 74230.8655547004. The cubic root of 5510221401 is about 1766.2669790296.

Adding to 5510221401 its reverse (1041220155), we get a palindrome (6551441556).

The spelling of 5510221401 in words is "five billion, five hundred ten million, two hundred twenty-one thousand, four hundred one".