220131343004 has 6 divisors (see below), whose sum is σ = 385229850264. Its totient is φ = 110065671500.

The previous prime is 220131342989. The next prime is 220131343007. The reversal of 220131343004 is 400343131022.

220131343004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220131343007) by changing a digit.

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 as a sum of consecutive naturals, namely, 27516417872 + ... + 27516417879.

It is an arithmetic number, because the mean of its divisors is an integer number (64204975044).

Almost surely, 2^220131343004 is an apocalyptic number.

It is an amenable number.

220131343004 is a deficient number, since it is larger than the sum of its proper divisors (165098507260).

220131343004 is a wasteful number, since it uses less digits than its factorization.

220131343004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55032835755 (or 55032835753 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 220131343004 its reverse (400343131022), we get a palindrome (620474474026).

The spelling of 220131343004 in words is "two hundred twenty billion, one hundred thirty-one million, three hundred forty-three thousand, four".