1332110221 has 6 divisors (see below), whose sum is σ = 1442462730. Its totient is φ = 1229640048.

The previous prime is 1332110189. The next prime is 1332110279. The reversal of 1332110221 is 1220112331.

It can be written as a sum of positive squares in 3 ways, for example, as 9696996 + 1322413225 = 3114^2 + 36365^2 .

It is not a de Polignac number, because 1332110221 - 2⁵ = 1332110189 is a prime.

It is a super-3 number, since 3×1332110221³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1332110195 and 1332110204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1332110291) 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 5 ways as a sum of consecutive naturals, for example, 3940986 + ... + 3941323.

It is an arithmetic number, because the mean of its divisors is an integer number (240410455).

Almost surely, 2^1332110221 is an apocalyptic number.

It is an amenable number.

1332110221 is a deficient number, since it is larger than the sum of its proper divisors (110352509).

1332110221 is an equidigital number, since it uses as much as digits as its factorization.

1332110221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7882335 (or 7882322 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1332110221 is about 36498.0851689510. The cubic root of 1332110221 is about 1100.3057610069.

Adding to 1332110221 its reverse (1220112331), we get a palindrome (2552222552).

It can be divided in two parts, 1332110 and 221, that added together give a palindrome (1332331).

The spelling of 1332110221 in words is "one billion, three hundred thirty-two million, one hundred ten thousand, two hundred twenty-one".