321113011233 has 32 divisors (see below), whose sum is σ = 520223440896. Its totient is φ = 172203565248.

The previous prime is 321113011217. The next prime is 321113011243. The reversal of 321113011233 is 332110311123.

It is a happy number.

It is not a de Polignac number, because 321113011233 - 2⁴ = 321113011217 is a prime.

It is a super-3 number, since 3×321113011233³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (321113011243) 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, 6246385 + ... + 6297582.

It is an arithmetic number, because the mean of its divisors is an integer number (16256982528).

Almost surely, 2^321113011233 is an apocalyptic number.

It is an amenable number.

321113011233 is a deficient number, since it is larger than the sum of its proper divisors (199110429663).

321113011233 is a wasteful number, since it uses less digits than its factorization.

321113011233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12544053.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 321113011233 its reverse (332110311123), we get a palindrome (653223322356).

The spelling of 321113011233 in words is "three hundred twenty-one billion, one hundred thirteen million, eleven thousand, two hundred thirty-three".