13124300004221 has 12 divisors (see below), whose sum is σ = 15330921716160. Its totient is φ = 11202331374360.

The previous prime is 13124300004217. The next prime is 13124300004259. The reversal of 13124300004221 is 12240000342131.

It is not a de Polignac number, because 13124300004221 - 2² = 13124300004217 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 (13124300004421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 560328995 + ... + 560352416.

It is an arithmetic number, because the mean of its divisors is an integer number (1277576809680).

Almost surely, 2^{13124300004221} is an apocalyptic number.

It is an amenable number.

13124300004221 is a deficient number, since it is larger than the sum of its proper divisors (2206621711939).

13124300004221 is a wasteful number, since it uses less digits than its factorization.

13124300004221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1120681664 (or 1120681657 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 13124300004221 its reverse (12240000342131), we get a palindrome (25364300346352).

The spelling of 13124300004221 in words is "thirteen trillion, one hundred twenty-four billion, three hundred million, four thousand, two hundred twenty-one".