2112131002323 has 16 divisors (see below), whose sum is σ = 2820883621536. Its totient is φ = 1405733671680.

The previous prime is 2112131002321. The next prime is 2112131002337. The reversal of 2112131002323 is 3232001312112.

It is not a de Polignac number, because 2112131002323 - 2¹ = 2112131002321 is a prime.

It is a super-2 number, since 2×2112131002323² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2112131002323.

It is not an unprimeable number, because it can be changed into a prime (2112131002321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10610853 + ... + 10808073.

It is an arithmetic number, because the mean of its divisors is an integer number (176305226346).

Almost surely, 2^{2112131002323} is an apocalyptic number.

2112131002323 is a deficient number, since it is larger than the sum of its proper divisors (708752619213).

2112131002323 is a wasteful number, since it uses less digits than its factorization.

2112131002323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203174.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 2112131002323 its reverse (3232001312112), we get a palindrome (5344132314435).

The spelling of 2112131002323 in words is "two trillion, one hundred twelve billion, one hundred thirty-one million, two thousand, three hundred twenty-three".