131155013434312 has 16 divisors (see below), whose sum is σ = 281046457359360. Its totient is φ = 56209291471824.

The previous prime is 131155013434273. The next prime is 131155013434339. The reversal of 131155013434312 is 213434310551131.

It is a super-2 number, since 2×131155013434312² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1171026905608 + ... + 1171026905719.

It is an arithmetic number, because the mean of its divisors is an integer number (17565403584960).

Almost surely, 2^{131155013434312} is an apocalyptic number.

It is an amenable number.

131155013434312 is an abundant number, since it is smaller than the sum of its proper divisors (149891443925048).

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

131155013434312 is a wasteful number, since it uses less digits than its factorization.

131155013434312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2342053811340 (or 2342053811336 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 37.

Adding to 131155013434312 its reverse (213434310551131), we get a palindrome (344589323985443).

The spelling of 131155013434312 in words is "one hundred thirty-one trillion, one hundred fifty-five billion, thirteen million, four hundred thirty-four thousand, three hundred twelve".