1332332121 has 4 divisors (see below), whose sum is σ = 1776442832. Its totient is φ = 888221412.

The previous prime is 1332332119. The next prime is 1332332129. The reversal of 1332332121 is 1212332331.

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 1332332121 - 2¹ = 1332332119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1332332129) 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, 222055351 + ... + 222055356.

It is an arithmetic number, because the mean of its divisors is an integer number (444110708).

Almost surely, 2^1332332121 is an apocalyptic number.

It is an amenable number.

1332332121 is a deficient number, since it is larger than the sum of its proper divisors (444110711).

1332332121 is an equidigital number, since it uses as much as digits as its factorization.

1332332121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444110710.

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

The square root of 1332332121 is about 36501.1249278704. The cubic root of 1332332121 is about 1100.3668531219.

Adding to 1332332121 its reverse (1212332331), we get a palindrome (2544664452).

The spelling of 1332332121 in words is "one billion, three hundred thirty-two million, three hundred thirty-two thousand, one hundred twenty-one".