131242224432243 has 8 divisors (see below), whose sum is σ = 175007633811856. Its totient is φ = 87485815670400.

The previous prime is 131242224432223. The next prime is 131242224432251. The reversal of 131242224432243 is 342234422242131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 131242224432243 - 2¹⁷ = 131242224301171 is a prime.

It is a super-2 number, since 2×131242224432243² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131242224432223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2250120418 + ... + 2250178743.

It is an arithmetic number, because the mean of its divisors is an integer number (21875954226482).

Almost surely, 2^{131242224432243} is an apocalyptic number.

131242224432243 is a deficient number, since it is larger than the sum of its proper divisors (43765409379613).

131242224432243 is an equidigital number, since it uses as much as digits as its factorization.

131242224432243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4500308885.

The product of its digits is 442368, while the sum is 39.

Adding to 131242224432243 its reverse (342234422242131), we get a palindrome (473476646674374).

The spelling of 131242224432243 in words is "one hundred thirty-one trillion, two hundred forty-two billion, two hundred twenty-four million, four hundred thirty-two thousand, two hundred forty-three".