131102302052532 has 24 divisors (see below), whose sum is σ = 305907413980896. Its totient is φ = 43700475561568.

The previous prime is 131102302052503. The next prime is 131102302052537. The reversal of 131102302052532 is 235250203201131.

It is a super-2 number, since 2×131102302052532² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 131102302052532.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131102302052537) 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, 34597698 + ... + 38199545.

It is an arithmetic number, because the mean of its divisors is an integer number (12746142249204).

Almost surely, 2^{131102302052532} is an apocalyptic number.

131102302052532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

131102302052532 is an abundant number, since it is smaller than the sum of its proper divisors (174805111928364).

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

131102302052532 is a wasteful number, since it uses less digits than its factorization.

131102302052532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72947327 (or 72947325 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

Adding to 131102302052532 its reverse (235250203201131), we get a palindrome (366352505253663).

The spelling of 131102302052532 in words is "one hundred thirty-one trillion, one hundred two billion, three hundred two million, fifty-two thousand, five hundred thirty-two".