5102221555 has 4 divisors (see below), whose sum is σ = 6122665872. Its totient is φ = 4081777240.

The previous prime is 5102221513. The next prime is 5102221561. The reversal of 5102221555 is 5551222015.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5551222015 = 5 ⋅1110244403.

It is not a de Polignac number, because 5102221555 - 2⁹ = 5102221043 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 510222151 + ... + 510222160.

It is an arithmetic number, because the mean of its divisors is an integer number (1530666468).

Almost surely, 2^5102221555 is an apocalyptic number.

5102221555 is a deficient number, since it is larger than the sum of its proper divisors (1020444317).

5102221555 is a wasteful number, since it uses less digits than its factorization.

5102221555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1020444316.

The product of its (nonzero) digits is 5000, while the sum is 28.

The square root of 5102221555 is about 71429.8365880813. The cubic root of 5102221555 is about 1721.5505167326.

The spelling of 5102221555 in words is "five billion, one hundred two million, two hundred twenty-one thousand, five hundred fifty-five".