321023320331113 has 4 divisors (see below), whose sum is σ = 331378911309568. Its totient is φ = 310667729352660.

The previous prime is 321023320331059. The next prime is 321023320331143. The reversal of 321023320331113 is 311133023320123.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 321023320331113 - 2¹⁷ = 321023320200041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321023320331143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5177795489181 + ... + 5177795489242.

It is an arithmetic number, because the mean of its divisors is an integer number (82844727827392).

Almost surely, 2^{321023320331113} is an apocalyptic number.

It is an amenable number.

321023320331113 is a deficient number, since it is larger than the sum of its proper divisors (10355590978455).

321023320331113 is a wasteful number, since it uses less digits than its factorization.

321023320331113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10355590978454.

The product of its (nonzero) digits is 5832, while the sum is 28.

Adding to 321023320331113 its reverse (311133023320123), we get a palindrome (632156343651236).

The spelling of 321023320331113 in words is "three hundred twenty-one trillion, twenty-three billion, three hundred twenty million, three hundred thirty-one thousand, one hundred thirteen".