3123133013233 has 4 divisors (see below), whose sum is σ = 3123341668260. Its totient is φ = 3122924358208.

The previous prime is 3123133013207. The next prime is 3123133013239. The reversal of 3123133013233 is 3323103313213.

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 861393740769 + 2261739272464 = 928113^2 + 1503908^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3123133013233 is a prime.

It is a super-2 number, since 2×3123133013233² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3123133013239) 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, 104305060 + ... + 104334997.

It is an arithmetic number, because the mean of its divisors is an integer number (780835417065).

Almost surely, 2^{3123133013233} is an apocalyptic number.

It is an amenable number.

3123133013233 is a deficient number, since it is larger than the sum of its proper divisors (208655027).

3123133013233 is a wasteful number, since it uses less digits than its factorization.

3123133013233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208655026.

The product of its (nonzero) digits is 8748, while the sum is 28.

Adding to 3123133013233 its reverse (3323103313213), we get a palindrome (6446236326446).

The spelling of 3123133013233 in words is "three trillion, one hundred twenty-three billion, one hundred thirty-three million, thirteen thousand, two hundred thirty-three".