131403432112242 has 32 divisors (see below), whose sum is σ = 263100037406784. Its totient is φ = 43752283099200.

The previous prime is 131403432112229. The next prime is 131403432112247. The reversal of 131403432112242 is 242211234304131.

It is not an unprimeable number, because it can be changed into a prime (131403432112247) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 735565692 + ... + 735744312.

It is an arithmetic number, because the mean of its divisors is an integer number (8221876168962).

Almost surely, 2^{131403432112242} is an apocalyptic number.

131403432112242 is an abundant number, since it is smaller than the sum of its proper divisors (131696605294542).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

131403432112242 is a wasteful number, since it uses less digits than its factorization.

131403432112242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314714.

The product of its (nonzero) digits is 27648, while the sum is 33.

Adding to 131403432112242 its reverse (242211234304131), we get a palindrome (373614666416373).

The spelling of 131403432112242 in words is "one hundred thirty-one trillion, four hundred three billion, four hundred thirty-two million, one hundred twelve thousand, two hundred forty-two".