131141124020420 has 24 divisors (see below), whose sum is σ = 279506753885184. Its totient is φ = 51673517523936.

The previous prime is 131141124020411. The next prime is 131141124020449. The reversal of 131141124020420 is 24020421141131.

It is a self number, because there is not a number n which added to its sum of digits gives 131141124020420.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 48933253892 + ... + 48933256571.

It is an arithmetic number, because the mean of its divisors is an integer number (11646114745216).

Almost surely, 2^{131141124020420} is an apocalyptic number.

131141124020420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131141124020420 is an abundant number, since it is smaller than the sum of its proper divisors (148365629864764).

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

131141124020420 is a wasteful number, since it uses less digits than its factorization.

131141124020420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97866510539 (or 97866510537 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 26.

Adding to 131141124020420 its reverse (24020421141131), we get a palindrome (155161545161551).

The spelling of 131141124020420 in words is "one hundred thirty-one trillion, one hundred forty-one billion, one hundred twenty-four million, twenty thousand, four hundred twenty".