2100232133 has 4 divisors (see below), whose sum is σ = 2100330720. Its totient is φ = 2100133548.

The previous prime is 2100232117. The next prime is 2100232151. The reversal of 2100232133 is 3312320012.

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 a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2100232133 - 2⁴ = 2100232117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2100232153) 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, 2585 + ... + 64862.

It is an arithmetic number, because the mean of its divisors is an integer number (525082680).

Almost surely, 2^2100232133 is an apocalyptic number.

It is an amenable number.

2100232133 is a deficient number, since it is larger than the sum of its proper divisors (98587).

2100232133 is an equidigital number, since it uses as much as digits as its factorization.

2100232133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98586.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 2100232133 is about 45828.2896582449. The cubic root of 2100232133 is about 1280.6263481194.

Adding to 2100232133 its reverse (3312320012), we get a palindrome (5412552145).

It can be divided in two parts, 21002 and 32133, that added together give a palindrome (53135).

The spelling of 2100232133 in words is "two billion, one hundred million, two hundred thirty-two thousand, one hundred thirty-three".