2106232133 has 4 divisors (see below), whose sum is σ = 2111259360. Its totient is φ = 2101204908.

The previous prime is 2106232123. The next prime is 2106232157. The reversal of 2106232133 is 3312326012.

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.

It is a cyclic number.

It is not a de Polignac number, because 2106232133 - 2⁶ = 2106232069 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2106232099 and 2106232108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2106232123) 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, 2512985 + ... + 2513822.

It is an arithmetic number, because the mean of its divisors is an integer number (527814840).

Almost surely, 2^2106232133 is an apocalyptic number.

It is an amenable number.

2106232133 is a deficient number, since it is larger than the sum of its proper divisors (5027227).

2106232133 is an equidigital number, since it uses as much as digits as its factorization.

2106232133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5027226.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 2106232133 is about 45893.7047208002. The cubic root of 2106232133 is about 1281.8446979870.

Adding to 2106232133 its reverse (3312326012), we get a palindrome (5418558145).

The spelling of 2106232133 in words is "two billion, one hundred six million, two hundred thirty-two thousand, one hundred thirty-three".