3321332213021 has 8 divisors (see below), whose sum is σ = 3343987540920. Its totient is φ = 3298733033472.

The previous prime is 3321332213009. The next prime is 3321332213099. The reversal of 3321332213021 is 1203122331233.

3321332213021 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 90006000100 + 3231326212921 = 300010^2 + 1797589^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3321332213021 is a prime.

It is a super-2 number, since 2×3321332213021² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3321332216021) 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, 13918376 + ... + 14154993.

It is an arithmetic number, because the mean of its divisors is an integer number (417998442615).

Almost surely, 2^{3321332213021} is an apocalyptic number.

It is an amenable number.

3321332213021 is a deficient number, since it is larger than the sum of its proper divisors (22655327899).

3321332213021 is a wasteful number, since it uses less digits than its factorization.

3321332213021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28074175.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 3321332213021 its reverse (1203122331233), we get a palindrome (4524454544254).

It can be divided in two parts, 3321332 and 213021, that added together give a palindrome (3534353).

The spelling of 3321332213021 in words is "three trillion, three hundred twenty-one billion, three hundred thirty-two million, two hundred thirteen thousand, twenty-one".