5421331113512 has 32 divisors (see below), whose sum is σ = 10182855513600. Its totient is φ = 2705903625984.

The previous prime is 5421331113493. The next prime is 5421331113581. The reversal of 5421331113512 is 2153111331245.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87101939 + ... + 87164157.

It is an arithmetic number, because the mean of its divisors is an integer number (318214234800).

Almost surely, 2^{5421331113512} is an apocalyptic number.

It is an amenable number.

5421331113512 is a deficient number, since it is larger than the sum of its proper divisors (4761524400088).

5421331113512 is a wasteful number, since it uses less digits than its factorization.

5421331113512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81185 (or 81181 counting only the distinct ones).

The product of its digits is 10800, while the sum is 32.

Adding to 5421331113512 its reverse (2153111331245), we get a palindrome (7574442444757).

The spelling of 5421331113512 in words is "five trillion, four hundred twenty-one billion, three hundred thirty-one million, one hundred thirteen thousand, five hundred twelve".