132233121221 has 4 divisors (see below), whose sum is σ = 139192759200. Its totient is φ = 125273483244.

The previous prime is 132233121211. The next prime is 132233121247. The reversal of 132233121221 is 122121332231.

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 a de Polignac number, because none of the positive numbers 2^k-132233121221 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 (132233121211) 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, 3479818961 + ... + 3479818998.

It is an arithmetic number, because the mean of its divisors is an integer number (34798189800).

Almost surely, 2^132233121221 is an apocalyptic number.

It is an amenable number.

132233121221 is a deficient number, since it is larger than the sum of its proper divisors (6959637979).

132233121221 is an equidigital number, since it uses as much as digits as its factorization.

132233121221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6959637978.

The product of its digits is 864, while the sum is 23.

Adding to 132233121221 its reverse (122121332231), we get a palindrome (254354453452).

The spelling of 132233121221 in words is "one hundred thirty-two billion, two hundred thirty-three million, one hundred twenty-one thousand, two hundred twenty-one".