30012123111203 has 8 divisors (see below), whose sum is σ = 30110894601216. Its totient is φ = 29913366169800.

The previous prime is 30012123111167. The next prime is 30012123111221. The reversal of 30012123111203 is 30211132121003.

It is a happy number.

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 30012123111203 - 2²⁴ = 30012106333987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30012123131203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 503150 + ... + 7763852.

It is an arithmetic number, because the mean of its divisors is an integer number (3763861825152).

Almost surely, 2^{30012123111203} is an apocalyptic number.

30012123111203 is a deficient number, since it is larger than the sum of its proper divisors (98771490013).

30012123111203 is a wasteful number, since it uses less digits than its factorization.

30012123111203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7274305.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 30012123111203 its reverse (30211132121003), we get a palindrome (60223255232206).

The spelling of 30012123111203 in words is "thirty trillion, twelve billion, one hundred twenty-three million, one hundred eleven thousand, two hundred three".