320021100110222 has 96 divisors (see below), whose sum is σ = 565073772322752. Its totient is φ = 133149181197312.

The previous prime is 320021100110191. The next prime is 320021100110237. The reversal of 320021100110222 is 222011001120023.

It is a self number, because there is not a number n which added to its sum of digits gives 320021100110222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 19422283448 + ... + 19422299924.

It is an arithmetic number, because the mean of its divisors is an integer number (5886185128362).

Almost surely, 2^{320021100110222} is an apocalyptic number.

320021100110222 is a deficient number, since it is larger than the sum of its proper divisors (245052672212530).

320021100110222 is a wasteful number, since it uses less digits than its factorization.

320021100110222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21082 (or 21039 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 320021100110222 its reverse (222011001120023), we get a palindrome (542032101230245).

The spelling of 320021100110222 in words is "three hundred twenty trillion, twenty-one billion, one hundred million, one hundred ten thousand, two hundred twenty-two".