2133411123 has 4 divisors (see below), whose sum is σ = 2844548168. Its totient is φ = 1422274080.

The previous prime is 2133411101. The next prime is 2133411191. The reversal of 2133411123 is 3211143312.

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

It is not a de Polignac number, because 2133411123 - 2¹⁰ = 2133410099 is a prime.

It is a super-2 number, since 2×2133411123² = 9102886039480242258, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2133411123.

It is not an unprimeable number, because it can be changed into a prime (2133411193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 355568518 + ... + 355568523.

It is an arithmetic number, because the mean of its divisors is an integer number (711137042).

Almost surely, 2^2133411123 is an apocalyptic number.

2133411123 is a deficient number, since it is larger than the sum of its proper divisors (711137045).

2133411123 is an equidigital number, since it uses as much as digits as its factorization.

2133411123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 711137044.

The product of its digits is 432, while the sum is 21.

The square root of 2133411123 is about 46188.8636253372. The cubic root of 2133411123 is about 1287.3348261793.

Adding to 2133411123 its reverse (3211143312), we get a palindrome (5344554435).

The spelling of 2133411123 in words is "two billion, one hundred thirty-three million, four hundred eleven thousand, one hundred twenty-three".