2131130423043 has 32 divisors (see below), whose sum is σ = 3274718400000. Its totient is φ = 1368142495776.

The previous prime is 2131130423041. The next prime is 2131130423137. The reversal of 2131130423043 is 3403240311312.

It is a happy number.

2131130423043 is a `hidden beast` number, since 2 + 1 + 311 + 3 + 0 + 42 + 304 + 3 = 666.

It is not a de Polignac number, because 2131130423043 - 2¹ = 2131130423041 is a prime.

It is a super-2 number, since 2×2131130423043² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 2131130422998 and 2131130423016.

It is not an unprimeable number, because it can be changed into a prime (2131130423041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3293943 + ... + 3887456.

It is an arithmetic number, because the mean of its divisors is an integer number (102334950000).

Almost surely, 2^{2131130423043} is an apocalyptic number.

2131130423043 is a deficient number, since it is larger than the sum of its proper divisors (1143587976957).

2131130423043 is a wasteful number, since it uses less digits than its factorization.

2131130423043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7181816 (or 7181810 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 2131130423043 its reverse (3403240311312), we get a palindrome (5534370734355).

The spelling of 2131130423043 in words is "two trillion, one hundred thirty-one billion, one hundred thirty million, four hundred twenty-three thousand, forty-three".