3312121133 has 4 divisors (see below), whose sum is σ = 3317193948. Its totient is φ = 3307048320.

The previous prime is 3312121123. The next prime is 3312121147. The reversal of 3312121133 is 3311212133.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 393744649 + 2918376484 = 19843^2 + 54022^2 .

It is a cyclic number.

It is not a de Polignac number, because 3312121133 - 2¹⁶ = 3312055597 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 (3312121123) 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, 2535428 + ... + 2536733.

It is an arithmetic number, because the mean of its divisors is an integer number (829298487).

Almost surely, 2^3312121133 is an apocalyptic number.

It is an amenable number.

3312121133 is a deficient number, since it is larger than the sum of its proper divisors (5072815).

3312121133 is an equidigital number, since it uses as much as digits as its factorization.

3312121133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5072814.

The product of its digits is 324, while the sum is 20.

The square root of 3312121133 is about 57551.0306858183. The cubic root of 3312121133 is about 1490.6261550082.

Adding to 3312121133 its reverse (3311212133), we get a palindrome (6623333266).

The spelling of 3312121133 in words is "three billion, three hundred twelve million, one hundred twenty-one thousand, one hundred thirty-three".