321200113023 has 24 divisors (see below), whose sum is σ = 472847459760. Its totient is φ = 210031885440.

The previous prime is 321200113021. The next prime is 321200113027. The reversal of 321200113023 is 320311002123.

It is not a de Polignac number, because 321200113023 - 2¹ = 321200113021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 321200112987 and 321200113005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321200113021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1568763 + ... + 1761651.

It is an arithmetic number, because the mean of its divisors is an integer number (19701977490).

Almost surely, 2^321200113023 is an apocalyptic number.

321200113023 is a deficient number, since it is larger than the sum of its proper divisors (151647346737).

321200113023 is a wasteful number, since it uses less digits than its factorization.

321200113023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196439 (or 196436 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 321200113023 its reverse (320311002123), we get a palindrome (641511115146).

The spelling of 321200113023 in words is "three hundred twenty-one billion, two hundred million, one hundred thirteen thousand, twenty-three".