321221122123 has 8 divisors (see below), whose sum is σ = 350498669040. Its totient is φ = 291956179680.

The previous prime is 321221122081. The next prime is 321221122133.

321221122123 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 321221122123 - 2²⁵ = 321187567691 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 321221122094 and 321221122103.

It is not an unprimeable number, because it can be changed into a prime (321221122133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3097788 + ... + 3199801.

It is an arithmetic number, because the mean of its divisors is an integer number (43812333630).

Almost surely, 2^321221122123 is an apocalyptic number.

321221122123 is a deficient number, since it is larger than the sum of its proper divisors (29277546917).

321221122123 is a wasteful number, since it uses less digits than its factorization.

321221122123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6302237.

The product of its digits is 576, while the sum is 22.

It can be divided in two parts, 321221 and 122123, that added together give a palindrome (443344).

The spelling of 321221122123 in words is "three hundred twenty-one billion, two hundred twenty-one million, one hundred twenty-two thousand, one hundred twenty-three".