12023201001 has 24 divisors (see below), whose sum is σ = 18671131584. Its totient is φ = 6861963360.

The previous prime is 12023200999. The next prime is 12023201009. The reversal of 12023201001 is 10010232021.

It is not a de Polignac number, because 12023201001 - 2¹ = 12023200999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12023201009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 70876 + ... + 170498.

It is an arithmetic number, because the mean of its divisors is an integer number (777963816).

Almost surely, 2^12023201001 is an apocalyptic number.

It is an amenable number.

12023201001 is a deficient number, since it is larger than the sum of its proper divisors (6647930583).

12023201001 is an equidigital number, since it uses as much as digits as its factorization.

12023201001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100461 (or 100454 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 12023201001 its reverse (10010232021), we get a palindrome (22033433022).

The spelling of 12023201001 in words is "twelve billion, twenty-three million, two hundred one thousand, one".