131011141020145 has 16 divisors (see below), whose sum is σ = 161455308514560. Its totient is φ = 102005869233664.

The previous prime is 131011141020131. The next prime is 131011141020187. The reversal of 131011141020145 is 541020141110131.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131011141020145 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1557204352 + ... + 1557288481.

It is an arithmetic number, because the mean of its divisors is an integer number (10090956782160).

Almost surely, 2^{131011141020145} is an apocalyptic number.

It is an amenable number.

131011141020145 is a deficient number, since it is larger than the sum of its proper divisors (30444167494415).

131011141020145 is a wasteful number, since it uses less digits than its factorization.

131011141020145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3114493064.

The product of its (nonzero) digits is 480, while the sum is 25.

Adding to 131011141020145 its reverse (541020141110131), we get a palindrome (672031282130276).

The spelling of 131011141020145 in words is "one hundred thirty-one trillion, eleven billion, one hundred forty-one million, twenty thousand, one hundred forty-five".