131132223203 has 4 divisors (see below), whose sum is σ = 131811664968. Its totient is φ = 130452781440.

The previous prime is 131132223181. The next prime is 131132223251. The reversal of 131132223203 is 302322231131.

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 131132223203 - 2⁶ = 131132223139 is a prime.

It is a super-2 number, since 2×131132223203² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131132223283) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 339720593 + ... + 339720978.

It is an arithmetic number, because the mean of its divisors is an integer number (32952916242).

Almost surely, 2^131132223203 is an apocalyptic number.

131132223203 is a deficient number, since it is larger than the sum of its proper divisors (679441765).

131132223203 is an equidigital number, since it uses as much as digits as its factorization.

131132223203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 679441764.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 131132223203 its reverse (302322231131), we get a palindrome (433454454334).

The spelling of 131132223203 in words is "one hundred thirty-one billion, one hundred thirty-two million, two hundred twenty-three thousand, two hundred three".