12003123212030 has 32 divisors (see below), whose sum is σ = 21836671036704. Its totient is φ = 4750060363776.

The previous prime is 12003123212029. The next prime is 12003123212071. The reversal of 12003123212030 is 3021232130021.

It is a junction number, because it is equal to n+sod(n) for n = 12003123211993 and 12003123212011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9091427 + ... + 10327646.

It is an arithmetic number, because the mean of its divisors is an integer number (682395969897).

Almost surely, 2^{12003123212030} is an apocalyptic number.

12003123212030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12003123212030 is a deficient number, since it is larger than the sum of its proper divisors (9833547824674).

12003123212030 is a wasteful number, since it uses less digits than its factorization.

12003123212030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19419740.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 12003123212030 its reverse (3021232130021), we get a palindrome (15024355342051).

The spelling of 12003123212030 in words is "twelve trillion, three billion, one hundred twenty-three million, two hundred twelve thousand, thirty".