5231222550013 has 8 divisors (see below), whose sum is σ = 5294337100416. Its totient is φ = 5168110089600.

The previous prime is 5231222549947. The next prime is 5231222550017. The reversal of 5231222550013 is 3100552221325.

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 5231222550013 - 2³⁷ = 5093783596541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5231222550017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4844173 + ... + 5824813.

It is an arithmetic number, because the mean of its divisors is an integer number (661792137552).

Almost surely, 2^{5231222550013} is an apocalyptic number.

It is an amenable number.

5231222550013 is a deficient number, since it is larger than the sum of its proper divisors (63114550403).

5231222550013 is an equidigital number, since it uses as much as digits as its factorization.

5231222550013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1044995.

The product of its (nonzero) digits is 18000, while the sum is 31.

Adding to 5231222550013 its reverse (3100552221325), we get a palindrome (8331774771338).

The spelling of 5231222550013 in words is "five trillion, two hundred thirty-one billion, two hundred twenty-two million, five hundred fifty thousand, thirteen".