321113064463 has 4 divisors (see below), whose sum is σ = 321125472808. Its totient is φ = 321100656120.

The previous prime is 321113064443. The next prime is 321113064469. The reversal of 321113064463 is 364460311123.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 364460311123 = 37 ⋅9850278679.

It is a cyclic number.

It is not a de Polignac number, because 321113064463 - 2²⁹ = 320576193551 is a prime.

It is a super-3 number, since 3×321113064463³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321113064469) 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 3 ways as a sum of consecutive naturals, for example, 6165273 + ... + 6217138.

It is an arithmetic number, because the mean of its divisors is an integer number (80281368202).

Almost surely, 2^321113064463 is an apocalyptic number.

321113064463 is a deficient number, since it is larger than the sum of its proper divisors (12408345).

321113064463 is a wasteful number, since it uses less digits than its factorization.

321113064463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12408344.

The product of its (nonzero) digits is 31104, while the sum is 34.

Adding to 321113064463 its reverse (364460311123), we get a palindrome (685573375586).

The spelling of 321113064463 in words is "three hundred twenty-one billion, one hundred thirteen million, sixty-four thousand, four hundred sixty-three".