5001531221320 has 64 divisors (see below), whose sum is σ = 11400126220800. Its totient is φ = 1974704659200.

The previous prime is 5001531221311. The next prime is 5001531221333. The reversal of 5001531221320 is 231221351005.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1688880 + ... + 3585439.

It is an arithmetic number, because the mean of its divisors is an integer number (178126972200).

Almost surely, 2^{5001531221320} is an apocalyptic number.

It is an amenable number.

5001531221320 is an abundant number, since it is smaller than the sum of its proper divisors (6398594999480).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5001531221320 is a wasteful number, since it uses less digits than its factorization.

5001531221320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5274638 (or 5274634 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

Adding to 5001531221320 its reverse (231221351005), we get a palindrome (5232752572325).

The spelling of 5001531221320 in words is "five trillion, one billion, five hundred thirty-one million, two hundred twenty-one thousand, three hundred twenty".