321100230123 has 24 divisors (see below), whose sum is σ = 467004501600. Its totient is φ = 212595387264.

The previous prime is 321100230091. The next prime is 321100230131. The reversal of 321100230123 is 321032001123.

321100230123 is a `hidden beast` number, since 321 + 100 + 230 + 12 + 3 = 666.

It is not a de Polignac number, because 321100230123 - 2⁵ = 321100230091 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 321100230096 and 321100230105.

It is not an unprimeable number, because it can be changed into a prime (321100230023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1602273 + ... + 1791501.

It is an arithmetic number, because the mean of its divisors is an integer number (19458520900).

Almost surely, 2^321100230123 is an apocalyptic number.

321100230123 is a deficient number, since it is larger than the sum of its proper divisors (145904271477).

321100230123 is a wasteful number, since it uses less digits than its factorization.

321100230123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190531 (or 190528 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 321100230123 its reverse (321032001123), we get a palindrome (642132231246).

The spelling of 321100230123 in words is "three hundred twenty-one billion, one hundred million, two hundred thirty thousand, one hundred twenty-three".