231321100322 has 8 divisors (see below), whose sum is σ = 373672546716. Its totient is φ = 106763584752.

The previous prime is 231321100319. The next prime is 231321100327. The reversal of 231321100322 is 223001123132.

It can be written as a sum of positive squares in 2 ways, for example, as 180930278881 + 50390821441 = 425359^2 + 224479^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 231321100294 and 231321100303.

It is not an unprimeable number, because it can be changed into a prime (231321100327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4448482673 + ... + 4448482724.

Almost surely, 2^231321100322 is an apocalyptic number.

231321100322 is a deficient number, since it is larger than the sum of its proper divisors (142351446394).

231321100322 is a wasteful number, since it uses less digits than its factorization.

231321100322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8896965412.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 231321100322 its reverse (223001123132), we get a palindrome (454322223454).

The spelling of 231321100322 in words is "two hundred thirty-one billion, three hundred twenty-one million, one hundred thousand, three hundred twenty-two".