131241432143422 has 16 divisors (see below), whose sum is σ = 202186230541200. Its totient is φ = 63846083081088.

The previous prime is 131241432143383. The next prime is 131241432143429. The reversal of 131241432143422 is 224341234142131.

It is a super-2 number, since 2×131241432143422² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131241432143429) 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, 10947547 + ... + 19553302.

It is an arithmetic number, because the mean of its divisors is an integer number (12636639408825).

Almost surely, 2^{131241432143422} is an apocalyptic number.

131241432143422 is a deficient number, since it is larger than the sum of its proper divisors (70944798397778).

131241432143422 is a wasteful number, since it uses less digits than its factorization.

131241432143422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30559035.

The product of its digits is 110592, while the sum is 37.

Adding to 131241432143422 its reverse (224341234142131), we get a palindrome (355582666285553).

The spelling of 131241432143422 in words is "one hundred thirty-one trillion, two hundred forty-one billion, four hundred thirty-two million, one hundred forty-three thousand, four hundred twenty-two".