220131132103 has 4 divisors (see below), whose sum is σ = 220424250208. Its totient is φ = 219838014000.

The previous prime is 220131132077. The next prime is 220131132107. The reversal of 220131132103 is 301231131022.

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 220131132103 - 2¹³ = 220131123911 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 (220131132107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146557926 + ... + 146559427.

It is an arithmetic number, because the mean of its divisors is an integer number (55106062552).

Almost surely, 2^220131132103 is an apocalyptic number.

220131132103 is a deficient number, since it is larger than the sum of its proper divisors (293118105).

220131132103 is an equidigital number, since it uses as much as digits as its factorization.

220131132103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293118104.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 220131132103 its reverse (301231131022), we get a palindrome (521362263125).

The spelling of 220131132103 in words is "two hundred twenty billion, one hundred thirty-one million, one hundred thirty-two thousand, one hundred three".