131223034421134 has 8 divisors (see below), whose sum is σ = 205392575615760. Its totient is φ = 62758842549216.

The previous prime is 131223034421117. The next prime is 131223034421147. The reversal of 131223034421134 is 431124430322131.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 131223034421134.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1426337330619 + ... + 1426337330710.

It is an arithmetic number, because the mean of its divisors is an integer number (25674071951970).

Almost surely, 2^{131223034421134} is an apocalyptic number.

131223034421134 is a deficient number, since it is larger than the sum of its proper divisors (74169541194626).

131223034421134 is a wasteful number, since it uses less digits than its factorization.

131223034421134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2852674661354.

The product of its (nonzero) digits is 41472, while the sum is 34.

Adding to 131223034421134 its reverse (431124430322131), we get a palindrome (562347464743265).

The spelling of 131223034421134 in words is "one hundred thirty-one trillion, two hundred twenty-three billion, thirty-four million, four hundred twenty-one thousand, one hundred thirty-four".