2132121333 has 4 divisors (see below), whose sum is σ = 2842828448. Its totient is φ = 1421414220.

The previous prime is 2132121289. The next prime is 2132121361. The reversal of 2132121333 is 3331212312.

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 not a de Polignac number, because 2132121333 - 2⁸ = 2132121077 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 (2132121533) 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, 355353553 + ... + 355353558.

It is an arithmetic number, because the mean of its divisors is an integer number (710707112).

Almost surely, 2^2132121333 is an apocalyptic number.

It is an amenable number.

2132121333 is a deficient number, since it is larger than the sum of its proper divisors (710707115).

2132121333 is an equidigital number, since it uses as much as digits as its factorization.

2132121333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710707114.

The product of its digits is 648, while the sum is 21.

The square root of 2132121333 is about 46174.8993826733. The cubic root of 2132121333 is about 1287.0753471559.

Adding to 2132121333 its reverse (3331212312), we get a palindrome (5463333645).

The spelling of 2132121333 in words is "two billion, one hundred thirty-two million, one hundred twenty-one thousand, three hundred thirty-three".