131011102223 has 4 divisors (see below), whose sum is σ = 131012319960. Its totient is φ = 131009884488.

The previous prime is 131011102181. The next prime is 131011102279. The reversal of 131011102223 is 322201110131.

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 131011102223 - 2²⁸ = 130742666767 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 (131011102283) 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 in 3 ways as a sum of consecutive naturals, for example, 429968 + ... + 668501.

It is an arithmetic number, because the mean of its divisors is an integer number (32753079990).

Almost surely, 2^131011102223 is an apocalyptic number.

131011102223 is a deficient number, since it is larger than the sum of its proper divisors (1217737).

131011102223 is a wasteful number, since it uses less digits than its factorization.

131011102223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1217736.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 131011102223 its reverse (322201110131), we get a palindrome (453212212354).

The spelling of 131011102223 in words is "one hundred thirty-one billion, eleven million, one hundred two thousand, two hundred twenty-three".