321124200104123 has 4 divisors (see below), whose sum is σ = 345826061650608. Its totient is φ = 296422338557640.

The previous prime is 321124200104027. The next prime is 321124200104153. The reversal of 321124200104123 is 321401002421123.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 321124200104123 - 2¹⁸ = 321124199841979 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 321124200104092 and 321124200104101.

It is not an unprimeable number, because it can be changed into a prime (321124200104153) 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, 12350930773223 + ... + 12350930773248.

It is an arithmetic number, because the mean of its divisors is an integer number (86456515412652).

Almost surely, 2^{321124200104123} is an apocalyptic number.

321124200104123 is a deficient number, since it is larger than the sum of its proper divisors (24701861546485).

321124200104123 is a wasteful number, since it uses less digits than its factorization.

321124200104123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24701861546484.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 321124200104123 its reverse (321401002421123), we get a palindrome (642525202525246).

The spelling of 321124200104123 in words is "three hundred twenty-one trillion, one hundred twenty-four billion, two hundred million, one hundred four thousand, one hundred twenty-three".