1201443133203 has 12 divisors (see below), whose sum is σ = 1736419276800. Its totient is φ = 800499896016.

The previous prime is 1201443133171. The next prime is 1201443133213. The reversal of 1201443133203 is 3023313441021.

It is a happy number.

1201443133203 is a `hidden beast` number, since 1 + 2 + 0 + 1 + 443 + 13 + 3 + 203 = 666.

It is not a de Polignac number, because 1201443133203 - 2⁵ = 1201443133171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1201443133213) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38499603 + ... + 38530796.

It is an arithmetic number, because the mean of its divisors is an integer number (144701606400).

Almost surely, 2^{1201443133203} is an apocalyptic number.

1201443133203 is a deficient number, since it is larger than the sum of its proper divisors (534976143597).

1201443133203 is a wasteful number, since it uses less digits than its factorization.

1201443133203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77032138 (or 77032135 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 1201443133203 its reverse (3023313441021), we get a palindrome (4224756574224).

The spelling of 1201443133203 in words is "one trillion, two hundred one billion, four hundred forty-three million, one hundred thirty-three thousand, two hundred three".