12033111322001 has 32 divisors (see below), whose sum is σ = 15387809952000. Its totient is φ = 9327867171840.

The previous prime is 12033111321997. The next prime is 12033111322021. The reversal of 12033111322001 is 10022311133021.

It is a happy number.

It is not a de Polignac number, because 12033111322001 - 2² = 12033111321997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12033111322021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7534166 + ... + 8990543.

It is an arithmetic number, because the mean of its divisors is an integer number (480869061000).

Almost surely, 2^{12033111322001} is an apocalyptic number.

12033111322001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12033111322001 is a deficient number, since it is larger than the sum of its proper divisors (3354698629999).

12033111322001 is a wasteful number, since it uses less digits than its factorization.

12033111322001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16524934 (or 16524920 counting only the distinct ones).

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

Adding to 12033111322001 its reverse (10022311133021), we get a palindrome (22055422455022).

The spelling of 12033111322001 in words is "twelve trillion, thirty-three billion, one hundred eleven million, three hundred twenty-two thousand, one".