2101332133 has 4 divisors (see below), whose sum is σ = 2104840800. Its totient is φ = 2097823468.

The previous prime is 2101332131. The next prime is 2101332137. The reversal of 2101332133 is 3312331012.

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 2101332133 - 2¹ = 2101332131 is a prime.

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 2101332133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101332131) 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, 1753435 + ... + 1754632.

It is an arithmetic number, because the mean of its divisors is an integer number (526210200).

Almost surely, 2^2101332133 is an apocalyptic number.

It is an amenable number.

2101332133 is a deficient number, since it is larger than the sum of its proper divisors (3508667).

2101332133 is an equidigital number, since it uses as much as digits as its factorization.

2101332133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3508666.

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 2101332133 is about 45840.2894078997. The cubic root of 2101332133 is about 1280.8498858096.

Adding to 2101332133 its reverse (3312331012), we get a palindrome (5413663145).

The spelling of 2101332133 in words is "two billion, one hundred one million, three hundred thirty-two thousand, one hundred thirty-three".