5500225225221 has 4 divisors (see below), whose sum is σ = 7333633633632. Its totient is φ = 3666816816812.

The previous prime is 5500225225217. The next prime is 5500225225237. The reversal of 5500225225221 is 1225225220055.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5500225225221 - 2² = 5500225225217 is a prime.

It is a super-3 number, since 3×5500225225221³ (a number of 39 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5500225225291) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 916704204201 + ... + 916704204206.

It is an arithmetic number, because the mean of its divisors is an integer number (1833408408408).

Almost surely, 2^{5500225225221} is an apocalyptic number.

It is an amenable number.

5500225225221 is a deficient number, since it is larger than the sum of its proper divisors (1833408408411).

5500225225221 is a wasteful number, since it uses less digits than its factorization.

5500225225221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1833408408410.

The product of its (nonzero) digits is 40000, while the sum is 33.

The spelling of 5500225225221 in words is "five trillion, five hundred billion, two hundred twenty-five million, two hundred twenty-five thousand, two hundred twenty-one".