3320400000021 has 16 divisors (see below), whose sum is σ = 4767979642944. Its totient is φ = 2043226306944.

The previous prime is 3320400000019. The next prime is 3320400000023. The reversal of 3320400000021 is 1200000040233.

3320400000021 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3320400000019) and next prime (3320400000023).

It is not a de Polignac number, because 3320400000021 - 2¹ = 3320400000019 is a prime.

It is a super-2 number, since 2×3320400000021² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3320400000023) 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 15 ways as a sum of consecutive naturals, for example, 1177576 + ... + 2833281.

It is an arithmetic number, because the mean of its divisors is an integer number (297998727684).

Almost surely, 2^{3320400000021} is an apocalyptic number.

It is an amenable number.

3320400000021 is a deficient number, since it is larger than the sum of its proper divisors (1447579642923).

3320400000021 is a wasteful number, since it uses less digits than its factorization.

3320400000021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4032100.

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 3320400000021 its reverse (1200000040233), we get a palindrome (4520400040254).

The spelling of 3320400000021 in words is "three trillion, three hundred twenty billion, four hundred million, twenty-one", and thus it is an aban number.