2112123412333 has 4 divisors (see below), whose sum is σ = 2304134631648. Its totient is φ = 1920112193020.

The previous prime is 2112123412319. The next prime is 2112123412369. The reversal of 2112123412333 is 3332143212112.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2112123412333 - 2⁹ = 2112123411821 is a prime.

It is a super-2 number, since 2×2112123412333² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112123413333) 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, 96005609641 + ... + 96005609662.

It is an arithmetic number, because the mean of its divisors is an integer number (576033657912).

Almost surely, 2^{2112123412333} is an apocalyptic number.

It is an amenable number.

2112123412333 is a deficient number, since it is larger than the sum of its proper divisors (192011219315).

2112123412333 is a wasteful number, since it uses less digits than its factorization.

2112123412333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192011219314.

The product of its digits is 5184, while the sum is 28.

Adding to 2112123412333 its reverse (3332143212112), we get a palindrome (5444266624445).

The spelling of 2112123412333 in words is "two trillion, one hundred twelve billion, one hundred twenty-three million, four hundred twelve thousand, three hundred thirty-three".