131403431551101 has 8 divisors (see below), whose sum is σ = 185510726895744. Its totient is φ = 82449211953600.

The previous prime is 131403431551079. The next prime is 131403431551121. The reversal of 131403431551101 is 101155134304131.

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

It is not a de Polignac number, because 131403431551101 - 2¹⁸ = 131403431288957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131403431551121) 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, 1288268936725 + ... + 1288268936826.

It is an arithmetic number, because the mean of its divisors is an integer number (23188840861968).

Almost surely, 2^{131403431551101} is an apocalyptic number.

It is an amenable number.

131403431551101 is a deficient number, since it is larger than the sum of its proper divisors (54107295344643).

131403431551101 is a wasteful number, since it uses less digits than its factorization.

131403431551101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2576537873571.

The product of its (nonzero) digits is 10800, while the sum is 33.

Adding to 131403431551101 its reverse (101155134304131), we get a palindrome (232558565855232).

The spelling of 131403431551101 in words is "one hundred thirty-one trillion, four hundred three billion, four hundred thirty-one million, five hundred fifty-one thousand, one hundred one".