321340043123 has 8 divisors (see below), whose sum is σ = 352214164416. Its totient is φ = 290742820200.

The previous prime is 321340043081. The next prime is 321340043159.

321340043123 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is not a de Polignac number, because 321340043123 - 2³⁴ = 304160173939 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 321340043092 and 321340043101.

It is not an unprimeable number, because it can be changed into a prime (321340049123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69222161 + ... + 69226802.

It is an arithmetic number, because the mean of its divisors is an integer number (44026770552).

Almost surely, 2^321340043123 is an apocalyptic number.

321340043123 is a deficient number, since it is larger than the sum of its proper divisors (30874121293).

321340043123 is a wasteful number, since it uses less digits than its factorization.

321340043123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138449185.

The product of its (nonzero) digits is 5184, while the sum is 26.

It can be divided in two parts, 3213400 and 43123, that added together give a palindrome (3256523).

The spelling of 321340043123 in words is "three hundred twenty-one billion, three hundred forty million, forty-three thousand, one hundred twenty-three".