4321131211005 has 48 divisors (see below), whose sum is σ = 8042881962240. Its totient is φ = 1975303843968.

The previous prime is 4321131210947. The next prime is 4321131211027. The reversal of 4321131211005 is 5001121311234.

It is not a de Polignac number, because 4321131211005 - 2¹¹ = 4321131208957 is a prime.

It is a super-2 number, since 2×4321131211005² (a number of 26 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 24430747 + ... + 24606983.

It is an arithmetic number, because the mean of its divisors is an integer number (167560040880).

Almost surely, 2^{4321131211005} is an apocalyptic number.

It is an amenable number.

4321131211005 is a deficient number, since it is larger than the sum of its proper divisors (3721750751235).

4321131211005 is a wasteful number, since it uses less digits than its factorization.

4321131211005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209618 (or 209611 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 24.

Adding to 4321131211005 its reverse (5001121311234), we get a palindrome (9322252522239).

The spelling of 4321131211005 in words is "four trillion, three hundred twenty-one billion, one hundred thirty-one million, two hundred eleven thousand, five".