30030123011123 has 8 divisors (see below), whose sum is σ = 30818754291936. Its totient is φ = 29251050897600.

The previous prime is 30030123011107. The next prime is 30030123011131. The reversal of 30030123011123 is 32111032103003.

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 30030123011123 - 2⁴ = 30030123011107 is a prime.

It is a super-2 number, since 2×30030123011123² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30030123011095 and 30030123011104.

It is not an unprimeable number, because it can be changed into a prime (30030123011173) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2389785458 + ... + 2389798023.

It is an arithmetic number, because the mean of its divisors is an integer number (3852344286492).

Almost surely, 2^{30030123011123} is an apocalyptic number.

30030123011123 is a deficient number, since it is larger than the sum of its proper divisors (788631280813).

30030123011123 is a wasteful number, since it uses less digits than its factorization.

30030123011123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4779583645.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 30030123011123 its reverse (32111032103003), we get a palindrome (62141155114126).

The spelling of 30030123011123 in words is "thirty trillion, thirty billion, one hundred twenty-three million, eleven thousand, one hundred twenty-three".