1203404120001 has 16 divisors (see below), whose sum is σ = 1782867273600. Its totient is φ = 802248553584.

The previous prime is 1203404119987. The next prime is 1203404120063. The reversal of 1203404120001 is 1000214043021.

1203404120001 is a `hidden beast` number, since 120 + 340 + 4 + 1 + 200 + 0 + 1 = 666.

It is not a de Polignac number, because 1203404120001 - 2⁶ = 1203404119937 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1203404120801) 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 15 ways as a sum of consecutive naturals, for example, 515860 + ... + 1634906.

It is an arithmetic number, because the mean of its divisors is an integer number (111429204600).

Almost surely, 2^{1203404120001} is an apocalyptic number.

It is an amenable number.

1203404120001 is a deficient number, since it is larger than the sum of its proper divisors (579463153599).

1203404120001 is a wasteful number, since it uses less digits than its factorization.

1203404120001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1158885 (or 1158879 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 1203404120001 its reverse (1000214043021), we get a palindrome (2203618163022).

The spelling of 1203404120001 in words is "one trillion, two hundred three billion, four hundred four million, one hundred twenty thousand, one".