30112113332123 has 4 divisors (see below), whose sum is σ = 30254824769928. Its totient is φ = 29969401894320.

The previous prime is 30112113332117. The next prime is 30112113332129. The reversal of 30112113332123 is 32123331121103.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (30112113332117) and next prime (30112113332129).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30112113332123 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30112113332092 and 30112113332101.

It is not an unprimeable number, because it can be changed into a prime (30112113332129) 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, 71355718586 + ... + 71355719007.

It is an arithmetic number, because the mean of its divisors is an integer number (7563706192482).

Almost surely, 2^{30112113332123} is an apocalyptic number.

30112113332123 is a deficient number, since it is larger than the sum of its proper divisors (142711437805).

30112113332123 is a wasteful number, since it uses less digits than its factorization.

30112113332123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142711437804.

The product of its (nonzero) digits is 1944, while the sum is 26.

Adding to 30112113332123 its reverse (32123331121103), we get a palindrome (62235444453226).

The spelling of 30112113332123 in words is "thirty trillion, one hundred twelve billion, one hundred thirteen million, three hundred thirty-two thousand, one hundred twenty-three".