321231100022 has 8 divisors (see below), whose sum is σ = 550681885776. Its totient is φ = 137670471432.

The previous prime is 321231100009. The next prime is 321231100031. The reversal of 321231100022 is 220001132123.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11472539273 + ... + 11472539300.

It is an arithmetic number, because the mean of its divisors is an integer number (68835235722).

Almost surely, 2^321231100022 is an apocalyptic number.

321231100022 is a deficient number, since it is larger than the sum of its proper divisors (229450785754).

321231100022 is a wasteful number, since it uses less digits than its factorization.

321231100022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22945078582.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 321231100022 its reverse (220001132123), we get a palindrome (541232232145).

The spelling of 321231100022 in words is "three hundred twenty-one billion, two hundred thirty-one million, one hundred thousand, twenty-two".