554222321321 has 4 divisors (see below), whose sum is σ = 583391917200. Its totient is φ = 525052725444.

The previous prime is 554222321311. The next prime is 554222321327. The reversal of 554222321321 is 123123222455.

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 554222321321 - 2¹⁸ = 554222059177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (554222321327) 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, 14584797911 + ... + 14584797948.

It is an arithmetic number, because the mean of its divisors is an integer number (145847979300).

Almost surely, 2^554222321321 is an apocalyptic number.

It is an amenable number.

554222321321 is a deficient number, since it is larger than the sum of its proper divisors (29169595879).

554222321321 is a wasteful number, since it uses less digits than its factorization.

554222321321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29169595878.

The product of its digits is 28800, while the sum is 32.

Adding to 554222321321 its reverse (123123222455), we get a palindrome (677345543776).

The spelling of 554222321321 in words is "five hundred fifty-four billion, two hundred twenty-two million, three hundred twenty-one thousand, three hundred twenty-one".