220131331000103 has 4 divisors (see below), whose sum is σ = 220131817444608. Its totient is φ = 220130844555600.

The previous prime is 220131331000073. The next prime is 220131331000121. The reversal of 220131331000103 is 301000133131022.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 220131331000103 - 2⁶ = 220131331000039 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 (220131331000703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 242542823 + ... + 243448728.

It is an arithmetic number, because the mean of its divisors is an integer number (55032954361152).

Almost surely, 2^{220131331000103} is an apocalyptic number.

220131331000103 is a deficient number, since it is larger than the sum of its proper divisors (486444505).

220131331000103 is an equidigital number, since it uses as much as digits as its factorization.

220131331000103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486444504.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 220131331000103 its reverse (301000133131022), we get a palindrome (521131464131125).

The spelling of 220131331000103 in words is "two hundred twenty trillion, one hundred thirty-one billion, three hundred thirty-one million, one hundred three", and thus it is an aban number.