2143031424131 has 4 divisors (see below), whose sum is σ = 2307879995232. Its totient is φ = 1978182853032.

The previous prime is 2143031424101. The next prime is 2143031424133. The reversal of 2143031424131 is 1314241303412.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2143031424131 - 2¹⁸ = 2143031161987 is a prime.

It is a super-2 number, since 2×2143031424131² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2143031424094 and 2143031424103.

It is not an unprimeable number, because it can be changed into a prime (2143031424133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82424285531 + ... + 82424285556.

It is an arithmetic number, because the mean of its divisors is an integer number (576969998808).

Almost surely, 2^{2143031424131} is an apocalyptic number.

2143031424131 is a deficient number, since it is larger than the sum of its proper divisors (164848571101).

2143031424131 is a wasteful number, since it uses less digits than its factorization.

2143031424131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164848571100.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 2143031424131 its reverse (1314241303412), we get a palindrome (3457272727543).

The spelling of 2143031424131 in words is "two trillion, one hundred forty-three billion, thirty-one million, four hundred twenty-four thousand, one hundred thirty-one".