5055222124121 has 4 divisors (see below), whose sum is σ = 5444085364452. Its totient is φ = 4666358883792.

The previous prime is 5055222124111. The next prime is 5055222124177. The reversal of 5055222124121 is 1214212225505.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 600104312896 + 4455117811225 = 774664^2 + 2110715^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5055222124121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5055222124111) 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 3 ways as a sum of consecutive naturals, for example, 194431620146 + ... + 194431620171.

It is an arithmetic number, because the mean of its divisors is an integer number (1361021341113).

Almost surely, 2^{5055222124121} is an apocalyptic number.

It is an amenable number.

5055222124121 is a deficient number, since it is larger than the sum of its proper divisors (388863240331).

5055222124121 is a wasteful number, since it uses less digits than its factorization.

5055222124121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388863240330.

The product of its (nonzero) digits is 16000, while the sum is 32.

Adding to 5055222124121 its reverse (1214212225505), we get a palindrome (6269434349626).

The spelling of 5055222124121 in words is "five trillion, fifty-five billion, two hundred twenty-two million, one hundred twenty-four thousand, one hundred twenty-one".