321030000321989 has 16 divisors (see below), whose sum is σ = 366933156226560. Its totient is φ = 275137277869440.

The previous prime is 321030000321913. The next prime is 321030000322021. The reversal of 321030000321989 is 989123000030123.

It is a happy number.

It is not a de Polignac number, because 321030000321989 - 2¹² = 321030000317893 is a prime.

It is a super-4 number, since 4×321030000321989⁴ (a number of 59 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321030000321389) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4395286532 + ... + 4395359570.

It is an arithmetic number, because the mean of its divisors is an integer number (22933322264160).

Almost surely, 2^{321030000321989} is an apocalyptic number.

It is an amenable number.

321030000321989 is a deficient number, since it is larger than the sum of its proper divisors (45903155904571).

321030000321989 is a wasteful number, since it uses less digits than its factorization.

321030000321989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135860.

The product of its (nonzero) digits is 69984, while the sum is 41.

The spelling of 321030000321989 in words is "three hundred twenty-one trillion, thirty billion, three hundred twenty-one thousand, nine hundred eighty-nine".