131141122432442 has 8 divisors (see below), whose sum is σ = 196715849557332. Its totient is φ = 65569172580000.

The previous prime is 131141122432427. The next prime is 131141122432519. The reversal of 131141122432442 is 244234221141131.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 120971203713481 + 10169918718961 = 10998691^2 + 3189031^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 694200059 + ... + 694388942.

Almost surely, 2^{131141122432442} is an apocalyptic number.

131141122432442 is a deficient number, since it is larger than the sum of its proper divisors (65574727124890).

131141122432442 is a wasteful number, since it uses less digits than its factorization.

131141122432442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1388636224.

The product of its digits is 36864, while the sum is 35.

Adding to 131141122432442 its reverse (244234221141131), we get a palindrome (375375343573573).

The spelling of 131141122432442 in words is "one hundred thirty-one trillion, one hundred forty-one billion, one hundred twenty-two million, four hundred thirty-two thousand, four hundred forty-two".