131011142020004 has 6 divisors (see below), whose sum is σ = 229269498535014. Its totient is φ = 65505571010000.

The previous prime is 131011142019959. The next prime is 131011142020051. The reversal of 131011142020004 is 400020241110131.

It can be written as a sum of positive squares in only one way, i.e., 77428595619904 + 53582546400100 = 8799352^2 + 7320010^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16376392752497 + ... + 16376392752504.

It is an arithmetic number, because the mean of its divisors is an integer number (38211583089169).

Almost surely, 2^{131011142020004} is an apocalyptic number.

It is an amenable number.

131011142020004 is a deficient number, since it is larger than the sum of its proper divisors (98258356515010).

131011142020004 is a wasteful number, since it uses less digits than its factorization.

131011142020004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32752785505005 (or 32752785505003 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 131011142020004 its reverse (400020241110131), we get a palindrome (531031383130135).

The spelling of 131011142020004 in words is "one hundred thirty-one trillion, eleven billion, one hundred forty-two million, twenty thousand, four".