321011011011 has 8 divisors (see below), whose sum is σ = 450541769920. Its totient is φ = 202743796392.

The previous prime is 321011010977. The next prime is 321011011091. The reversal of 321011011011 is 110110110123.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 321011011011 - 2⁷ = 321011010883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321011011091) 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, 2815886005 + ... + 2815886118.

It is an arithmetic number, because the mean of its divisors is an integer number (56317721240).

Almost surely, 2^321011011011 is an apocalyptic number.

321011011011 is a deficient number, since it is larger than the sum of its proper divisors (129530758909).

321011011011 is a wasteful number, since it uses less digits than its factorization.

321011011011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5631772145.

The product of its (nonzero) digits is 6, while the sum is 12.

Adding to 321011011011 its reverse (110110110123), we get a palindrome (431121121134).

The spelling of 321011011011 in words is "three hundred twenty-one billion, eleven million, eleven thousand, eleven".