131010340122240 has 128 divisors (see below), whose sum is σ = 424673348644800. Its totient is φ = 34343953539072.

The previous prime is 131010340122217. The next prime is 131010340122247. The reversal of 131010340122240 is 42221043010131.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 131010340122240.

It is not an unprimeable number, because it can be changed into a prime (131010340122247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 578145637 + ... + 578372196.

Almost surely, 2^{131010340122240} is an apocalyptic number.

131010340122240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131010340122240 is an abundant number, since it is smaller than the sum of its proper divisors (293663008522560).

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

131010340122240 is a wasteful number, since it uses less digits than its factorization.

131010340122240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1156517914 (or 1156517902 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 131010340122240 its reverse (42221043010131), we get a palindrome (173231383132371).

The spelling of 131010340122240 in words is "one hundred thirty-one trillion, ten billion, three hundred forty million, one hundred twenty-two thousand, two hundred forty".