131043520435120 has 40 divisors (see below), whose sum is σ = 305983808166816. Its totient is φ = 52192440749568.

The previous prime is 131043520435117. The next prime is 131043520435123. The reversal of 131043520435120 is 21534025340131.

It is an interprime number because it is at equal distance from previous prime (131043520435117) and next prime (131043520435123).

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (131043520435123) 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, 3515097252 + ... + 3515134531.

Almost surely, 2^{131043520435120} is an apocalyptic number.

131043520435120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131043520435120 is an abundant number, since it is smaller than the sum of its proper divisors (174940287731696).

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

131043520435120 is a wasteful number, since it uses less digits than its factorization.

131043520435120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7030232029 (or 7030232023 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

Adding to 131043520435120 its reverse (21534025340131), we get a palindrome (152577545775251).

The spelling of 131043520435120 in words is "one hundred thirty-one trillion, forty-three billion, five hundred twenty million, four hundred thirty-five thousand, one hundred twenty".