321011333009 has 32 divisors (see below), whose sum is σ = 335593104000. Its totient is φ = 306865843200.

The previous prime is 321011332997. The next prime is 321011333011. The reversal of 321011333009 is 900333110123.

It is a cyclic number.

It is not a de Polignac number, because 321011333009 - 2²⁴ = 320994555793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321011333059) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 318147497 + ... + 318148505.

It is an arithmetic number, because the mean of its divisors is an integer number (10487284500).

Almost surely, 2^321011333009 is an apocalyptic number.

It is an amenable number.

321011333009 is a deficient number, since it is larger than the sum of its proper divisors (14581770991).

321011333009 is a wasteful number, since it uses less digits than its factorization.

321011333009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2049.

The product of its (nonzero) digits is 1458, while the sum is 26.

The spelling of 321011333009 in words is "three hundred twenty-one billion, eleven million, three hundred thirty-three thousand, nine".