321103010323 has 4 divisors (see below), whose sum is σ = 322198925328. Its totient is φ = 320007095320.

The previous prime is 321103010219. The next prime is 321103010329. The reversal of 321103010323 is 323010301123.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 321103010323 - 2¹³ = 321103002131 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 321103010323.

It is not an unprimeable number, because it can be changed into a prime (321103010329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 547957063 + ... + 547957648.

It is an arithmetic number, because the mean of its divisors is an integer number (80549731332).

Almost surely, 2^321103010323 is an apocalyptic number.

321103010323 is a deficient number, since it is larger than the sum of its proper divisors (1095915005).

321103010323 is a wasteful number, since it uses less digits than its factorization.

321103010323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1095915004.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 321103010323 its reverse (323010301123), we get a palindrome (644113311446).

The spelling of 321103010323 in words is "three hundred twenty-one billion, one hundred three million, ten thousand, three hundred twenty-three".