131141144236 has 48 divisors (see below), whose sum is σ = 242294976000. Its totient is φ = 62041516992.

The previous prime is 131141144231. The next prime is 131141144243. The reversal of 131141144236 is 632441141131.

It is a junction number, because it is equal to n+sod(n) for n = 131141144198 and 131141144207.

It is not an unprimeable number, because it can be changed into a prime (131141144231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 629115 + ... + 811213.

It is an arithmetic number, because the mean of its divisors is an integer number (5047812000).

Almost surely, 2^131141144236 is an apocalyptic number.

It is an amenable number.

131141144236 is a deficient number, since it is larger than the sum of its proper divisors (111153831764).

131141144236 is a wasteful number, since it uses less digits than its factorization.

131141144236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182278 (or 182276 counting only the distinct ones).

The product of its digits is 6912, while the sum is 31.

Adding to 131141144236 its reverse (632441141131), we get a palindrome (763582285367).

The spelling of 131141144236 in words is "one hundred thirty-one billion, one hundred forty-one million, one hundred forty-four thousand, two hundred thirty-six".