1201320333 has 12 divisors (see below), whose sum is σ = 1738363068. Its totient is φ = 799439040.

The previous prime is 1201320319. The next prime is 1201320359. The reversal of 1201320333 is 3330231021.

1201320333 is a `hidden beast` number, since 12 + 0 + 1 + 320 + 333 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 282139209 + 919181124 = 16797^2 + 30318^2 .

It is not a de Polignac number, because 1201320333 - 2⁵ = 1201320301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201327333) 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, 114808 + ... + 124833.

It is an arithmetic number, because the mean of its divisors is an integer number (144863589).

Almost surely, 2^1201320333 is an apocalyptic number.

It is an amenable number.

1201320333 is a deficient number, since it is larger than the sum of its proper divisors (537042735).

1201320333 is a wasteful number, since it uses less digits than its factorization.

1201320333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240204 (or 240201 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 1201320333 is about 34660.0682774861. The cubic root of 1201320333 is about 1063.0481661006.

Adding to 1201320333 its reverse (3330231021), we get a palindrome (4531551354).

The spelling of 1201320333 in words is "one billion, two hundred one million, three hundred twenty thousand, three hundred thirty-three".