131402333121040 has 60 divisors (see below), whose sum is σ = 324538755501636. Its totient is φ = 49469113636864.

The previous prime is 131402333120987. The next prime is 131402333121043. The reversal of 131402333121040 is 40121333204131.

It can be written as a sum of positive squares in 6 ways, for example, as 31105873725696 + 100296459395344 = 5577264^2 + 10014812^2 .

It is not an unprimeable number, because it can be changed into a prime (131402333121043) 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 11 ways as a sum of consecutive naturals, for example, 2841722839 + ... + 2841769078.

Almost surely, 2^{131402333121040} is an apocalyptic number.

131402333121040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131402333121040 is an abundant number, since it is smaller than the sum of its proper divisors (193136422380596).

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

131402333121040 is a wasteful number, since it uses less digits than its factorization.

131402333121040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5683491964 (or 5683491941 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 131402333121040 its reverse (40121333204131), we get a palindrome (171523666325171).

The spelling of 131402333121040 in words is "one hundred thirty-one trillion, four hundred two billion, three hundred thirty-three million, one hundred twenty-one thousand, forty".