131423114031422 has 4 divisors (see below), whose sum is σ = 197134671047136. Its totient is φ = 65711557015710.

The previous prime is 131423114031397. The next prime is 131423114031449. The reversal of 131423114031422 is 224130411324131.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32855778507854 + ... + 32855778507857.

It is an arithmetic number, because the mean of its divisors is an integer number (49283667761784).

Almost surely, 2^{131423114031422} is an apocalyptic number.

131423114031422 is a deficient number, since it is larger than the sum of its proper divisors (65711557015714).

131423114031422 is an equidigital number, since it uses as much as digits as its factorization.

131423114031422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65711557015713.

The product of its (nonzero) digits is 13824, while the sum is 32.

Adding to 131423114031422 its reverse (224130411324131), we get a palindrome (355553525355553).

The spelling of 131423114031422 in words is "one hundred thirty-one trillion, four hundred twenty-three billion, one hundred fourteen million, thirty-one thousand, four hundred twenty-two".