12001121203033 has 64 divisors (see below), whose sum is σ = 12909402316800. Its totient is φ = 11139328085760.

The previous prime is 12001121202977. The next prime is 12001121203117. The reversal of 12001121203033 is 33030212110021.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12001121203033 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12001121203033.

It is not an unprimeable number, because it can be changed into a prime (12001121203433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13058890948 + ... + 13058891866.

It is an arithmetic number, because the mean of its divisors is an integer number (201709411200).

Almost surely, 2^{12001121203033} is an apocalyptic number.

It is an amenable number.

12001121203033 is a deficient number, since it is larger than the sum of its proper divisors (908281113767).

12001121203033 is a wasteful number, since it uses less digits than its factorization.

12001121203033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1862.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 12001121203033 its reverse (33030212110021), we get a palindrome (45031333313054).

The spelling of 12001121203033 in words is "twelve trillion, one billion, one hundred twenty-one million, two hundred three thousand, thirty-three".