2112230303123 has 4 divisors (see below), whose sum is σ = 2112663941808. Its totient is φ = 2111796664440.

The previous prime is 2112230303119. The next prime is 2112230303159. The reversal of 2112230303123 is 3213030322112.

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 2112230303123 - 2² = 2112230303119 is a prime.

It is a super-3 number, since 3×2112230303123³ (a number of 38 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2112230303923) 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, 216812036 + ... + 216821777.

It is an arithmetic number, because the mean of its divisors is an integer number (528165985452).

Almost surely, 2^{2112230303123} is an apocalyptic number.

2112230303123 is a deficient number, since it is larger than the sum of its proper divisors (433638685).

2112230303123 is an equidigital number, since it uses as much as digits as its factorization.

2112230303123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433638684.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 2112230303123 its reverse (3213030322112), we get a palindrome (5325260625235).

The spelling of 2112230303123 in words is "two trillion, one hundred twelve billion, two hundred thirty million, three hundred three thousand, one hundred twenty-three".