1203201323001 has 40 divisors (see below), whose sum is σ = 1811063802240. Its totient is φ = 796048047648.

The previous prime is 1203201322979. The next prime is 1203201323059. The reversal of 1203201323001 is 1003231023021.

1203201323001 is a `hidden beast` number, since 1 + 20 + 320 + 1 + 323 + 0 + 0 + 1 = 666.

It is not a de Polignac number, because 1203201323001 - 2⁵ = 1203201322969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1203201323081) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 5566126 + ... + 5778248.

It is an arithmetic number, because the mean of its divisors is an integer number (45276595056).

Almost surely, 2^{1203201323001} is an apocalyptic number.

It is an amenable number.

1203201323001 is a deficient number, since it is larger than the sum of its proper divisors (607862479239).

1203201323001 is a wasteful number, since it uses less digits than its factorization.

1203201323001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212667 (or 212658 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 1203201323001 its reverse (1003231023021), we get a palindrome (2206432346022).

The spelling of 1203201323001 in words is "one trillion, two hundred three billion, two hundred one million, three hundred twenty-three thousand, one".