2144131011525 has 24 divisors (see below), whose sum is σ = 3570838933824. Its totient is φ = 1135189552000.

The previous prime is 2144131011487. The next prime is 2144131011541. The reversal of 2144131011525 is 5251101314412.

It is not a de Polignac number, because 2144131011525 - 2¹¹ = 2144131009477 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2144131011492 and 2144131011501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 104327001 + ... + 104347550.

It is an arithmetic number, because the mean of its divisors is an integer number (148784955576).

Almost surely, 2^{2144131011525} is an apocalyptic number.

2144131011525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2144131011525 is a deficient number, since it is larger than the sum of its proper divisors (1426707922299).

2144131011525 is a wasteful number, since it uses less digits than its factorization.

2144131011525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208674701 (or 208674696 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 30.

Adding to 2144131011525 its reverse (5251101314412), we get a palindrome (7395232325937).

The spelling of 2144131011525 in words is "two trillion, one hundred forty-four billion, one hundred thirty-one million, eleven thousand, five hundred twenty-five".