2111423403131 has 8 divisors (see below), whose sum is σ = 2413990993920. Its totient is φ = 1809089731368.

The previous prime is 2111423403113. The next prime is 2111423403139. The reversal of 2111423403131 is 1313043241112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2111423403131 - 2¹⁸ = 2111423140987 is a prime.

It is a super-2 number, since 2×2111423403131² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2111423403131.

It is not an unprimeable number, because it can be changed into a prime (2111423403139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58460411 + ... + 58496516.

It is an arithmetic number, because the mean of its divisors is an integer number (301748874240).

Almost surely, 2^{2111423403131} is an apocalyptic number.

2111423403131 is a deficient number, since it is larger than the sum of its proper divisors (302567590789).

2111423403131 is a wasteful number, since it uses less digits than its factorization.

2111423403131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116959513.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 2111423403131 its reverse (1313043241112), we get a palindrome (3424466644243).

The spelling of 2111423403131 in words is "two trillion, one hundred eleven billion, four hundred twenty-three million, four hundred three thousand, one hundred thirty-one".