1201322333 has 4 divisors (see below), whose sum is σ = 1201560000. Its totient is φ = 1201084668.

The previous prime is 1201322299. The next prime is 1201322377. The reversal of 1201322333 is 3332231021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3332231021 = 7 ⋅476033003.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1201322333 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201322533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111083 + ... + 121416.

It is an arithmetic number, because the mean of its divisors is an integer number (300390000).

Almost surely, 2^1201322333 is an apocalyptic number.

It is an amenable number.

1201322333 is a deficient number, since it is larger than the sum of its proper divisors (237667).

1201322333 is an equidigital number, since it uses as much as digits as its factorization.

1201322333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237666.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 1201322333 is about 34660.0971291195. The cubic root of 1201322333 is about 1063.0487560335.

Adding to 1201322333 its reverse (3332231021), we get a palindrome (4533553354).

The spelling of 1201322333 in words is "one billion, two hundred one million, three hundred twenty-two thousand, three hundred thirty-three".