3331123133 has 4 divisors (see below), whose sum is σ = 3587363388. Its totient is φ = 3074882880.

The previous prime is 3331123109. The next prime is 3331123141. The reversal of 3331123133 is 3313211333.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3313211333 = 22469 ⋅147457.

It can be written as a sum of positive squares in 2 ways, for example, as 2241264964 + 1089858169 = 47342^2 + 33013^2 .

It is a cyclic number.

It is not a de Polignac number, because 3331123133 - 2²⁶ = 3264014269 is a prime.

It is a super-2 number, since 2×3331123133² = 22192762654415471378, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3331123099 and 3331123108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3331123163) 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 3 ways as a sum of consecutive naturals, for example, 128120108 + ... + 128120133.

It is an arithmetic number, because the mean of its divisors is an integer number (896840847).

Almost surely, 2^3331123133 is an apocalyptic number.

It is an amenable number.

3331123133 is a deficient number, since it is larger than the sum of its proper divisors (256240255).

3331123133 is a wasteful number, since it uses less digits than its factorization.

3331123133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256240254.

The product of its digits is 1458, while the sum is 23.

The square root of 3331123133 is about 57715.8828486579. The cubic root of 3331123133 is about 1493.4713491114.

Adding to 3331123133 its reverse (3313211333), we get a palindrome (6644334466).

The spelling of 3331123133 in words is "three billion, three hundred thirty-one million, one hundred twenty-three thousand, one hundred thirty-three".