131020432441339 has 32 divisors (see below), whose sum is σ = 151412812333056. Its totient is φ = 111052726686720.

The previous prime is 131020432441331. The next prime is 131020432441351. The reversal of 131020432441339 is 933144234020131.

It is a happy number.

It is not a de Polignac number, because 131020432441339 - 2³ = 131020432441331 is a prime.

It is a super-2 number, since 2×131020432441339² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131020432441331) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5706204819 + ... + 5706227779.

It is an arithmetic number, because the mean of its divisors is an integer number (4731650385408).

Almost surely, 2^{131020432441339} is an apocalyptic number.

131020432441339 is a deficient number, since it is larger than the sum of its proper divisors (20392379891717).

131020432441339 is a wasteful number, since it uses less digits than its factorization.

131020432441339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43915.

The product of its (nonzero) digits is 186624, while the sum is 40.

The spelling of 131020432441339 in words is "one hundred thirty-one trillion, twenty billion, four hundred thirty-two million, four hundred forty-one thousand, three hundred thirty-nine".