3331021321989 has 24 divisors (see below), whose sum is σ = 4941927463512. Its totient is φ = 2160482181120.

The previous prime is 3331021321981. The next prime is 3331021321993. The reversal of 3331021321989 is 9891231201333.

3331021321989 is a `hidden beast` number, since 3 + 3 + 310 + 2 + 1 + 321 + 9 + 8 + 9 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 254049265089 + 3076972056900 = 504033^2 + 1754130^2 .

It is not a de Polignac number, because 3331021321989 - 2³ = 3331021321981 is a prime.

It is a super-2 number, since 2×3331021321989² (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 (3331021321981) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3638337 + ... + 4460889.

It is an arithmetic number, because the mean of its divisors is an integer number (205913644313).

Almost surely, 2^{3331021321989} is an apocalyptic number.

It is an amenable number.

3331021321989 is a deficient number, since it is larger than the sum of its proper divisors (1610906141523).

3331021321989 is a wasteful number, since it uses less digits than its factorization.

3331021321989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 834757 (or 834754 counting only the distinct ones).

The product of its (nonzero) digits is 209952, while the sum is 45.

The spelling of 3331021321989 in words is "three trillion, three hundred thirty-one billion, twenty-one million, three hundred twenty-one thousand, nine hundred eighty-nine".