3331021321987 has 8 divisors (see below), whose sum is σ = 3367806624000. Its totient is φ = 3294436485384.

The previous prime is 3331021321981. The next prime is 3331021321993. The reversal of 3331021321987 is 7891231201333.

It is an interprime number because it is at equal distance from previous prime (3331021321981) and next prime (3331021321993).

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 3331021321987 - 2¹¹ = 3331021319939 is a prime.

It is a super-2 number, since 2×3331021321987² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3331021321981) 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, 50082937 + ... + 50149402.

It is an arithmetic number, because the mean of its divisors is an integer number (420975828000).

Almost surely, 2^{3331021321987} is an apocalyptic number.

3331021321987 is a deficient number, since it is larger than the sum of its proper divisors (36785302013).

3331021321987 is a wasteful number, since it uses less digits than its factorization.

3331021321987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100232705.

The product of its (nonzero) digits is 163296, while the sum is 43.

The spelling of 3331021321987 in words is "three trillion, three hundred thirty-one billion, twenty-one million, three hundred twenty-one thousand, nine hundred eighty-seven".