131121343054124 has 18 divisors (see below), whose sum is σ = 237647689839924. Its totient is φ = 63299958714160.

The previous prime is 131121343054073. The next prime is 131121343054159. The reversal of 131121343054124 is 421450343121131.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19488900182 + ... + 19488906909.

Almost surely, 2^{131121343054124} is an apocalyptic number.

It is an amenable number.

131121343054124 is a deficient number, since it is larger than the sum of its proper divisors (106526346785800).

131121343054124 is a wasteful number, since it uses less digits than its factorization.

131121343054124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38977807153 (or 38977807122 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 35.

Adding to 131121343054124 its reverse (421450343121131), we get a palindrome (552571686175255).

The spelling of 131121343054124 in words is "one hundred thirty-one trillion, one hundred twenty-one billion, three hundred forty-three million, fifty-four thousand, one hundred twenty-four".