323220321102 has 32 divisors (see below), whose sum is σ = 740918414592. Its totient is φ = 92082524544.

The previous prime is 323220321091. The next prime is 323220321157. The reversal of 323220321102 is 201123022323.

It is a happy number.

323220321102 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11074363 + ... + 11103510.

It is an arithmetic number, because the mean of its divisors is an integer number (23153700456).

Almost surely, 2^323220321102 is an apocalyptic number.

323220321102 is an abundant number, since it is smaller than the sum of its proper divisors (417698093490).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

323220321102 is a wasteful number, since it uses less digits than its factorization.

323220321102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22178232.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 323220321102 its reverse (201123022323), we get a palindrome (524343343425).

The spelling of 323220321102 in words is "three hundred twenty-three billion, two hundred twenty million, three hundred twenty-one thousand, one hundred two".