332221013 has 8 divisors (see below), whose sum is σ = 350163000. Its totient is φ = 314711488.

The previous prime is 332221009. The next prime is 332221037. The reversal of 332221013 is 310122233.

It can be written as a sum of positive squares in 4 ways, for example, as 30052324 + 302168689 = 5482^2 + 17383^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 332221013 - 2² = 332221009 is a prime.

It is a super-2 number, since 2×332221013² = 220741602957492338, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 332220982 and 332221000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (332220013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106538 + ... + 109611.

It is an arithmetic number, because the mean of its divisors is an integer number (43770375).

Almost surely, 2^332221013 is an apocalyptic number.

It is an amenable number.

332221013 is a deficient number, since it is larger than the sum of its proper divisors (17941987).

332221013 is a wasteful number, since it uses less digits than its factorization.

332221013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216231.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 332221013 is about 18226.9309813803. The cubic root of 332221013 is about 692.5891750472.

Adding to 332221013 its reverse (310122233), we get a palindrome (642343246).

The spelling of 332221013 in words is "three hundred thirty-two million, two hundred twenty-one thousand, thirteen".