131135203225340 has 24 divisors (see below), whose sum is σ = 275683582880160. Its totient is φ = 52397003936448.

The previous prime is 131135203225309. The next prime is 131135203225373. The reversal of 131135203225340 is 43522302531131.

It is a super-3 number, since 3×131135203225340³ (a number of 43 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 131135203225340.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3567315767 + ... + 3567352526.

It is an arithmetic number, because the mean of its divisors is an integer number (11486815953340).

Almost surely, 2^{131135203225340} is an apocalyptic number.

131135203225340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131135203225340 is an abundant number, since it is smaller than the sum of its proper divisors (144548379654820).

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

131135203225340 is a wasteful number, since it uses less digits than its factorization.

131135203225340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7134669221 (or 7134669219 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 35.

Adding to 131135203225340 its reverse (43522302531131), we get a palindrome (174657505756471).

The spelling of 131135203225340 in words is "one hundred thirty-one trillion, one hundred thirty-five billion, two hundred three million, two hundred twenty-five thousand, three hundred forty".