5311514223221 has 8 divisors (see below), whose sum is σ = 5487472514304. Its totient is φ = 5135844627360.

The previous prime is 5311514223209. The next prime is 5311514223229. The reversal of 5311514223221 is 1223224151135.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5311514223221 - 2¹⁸ = 5311513961077 is a prime.

It is a super-2 number, since 2×5311514223221² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5311514223229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72136400 + ... + 72209993.

It is an arithmetic number, because the mean of its divisors is an integer number (685934064288).

Almost surely, 2^{5311514223221} is an apocalyptic number.

It is an amenable number.

5311514223221 is a deficient number, since it is larger than the sum of its proper divisors (175958291083).

5311514223221 is a wasteful number, since it uses less digits than its factorization.

5311514223221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144347611.

The product of its digits is 14400, while the sum is 32.

Adding to 5311514223221 its reverse (1223224151135), we get a palindrome (6534738374356).

The spelling of 5311514223221 in words is "five trillion, three hundred eleven billion, five hundred fourteen million, two hundred twenty-three thousand, two hundred twenty-one".