2221102322320 has 80 divisors (see below), whose sum is σ = 5905087764480. Its totient is φ = 761094784512.

The previous prime is 2221102322291. The next prime is 2221102322339. The reversal of 2221102322320 is 232232011222.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 2221102322291 and 2221102322300.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106672 + ... + 2110351.

It is an arithmetic number, because the mean of its divisors is an integer number (73813597056).

Almost surely, 2^{2221102322320} is an apocalyptic number.

2221102322320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2221102322320 is an abundant number, since it is smaller than the sum of its proper divisors (3683985442160).

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

2221102322320 is a wasteful number, since it uses less digits than its factorization.

2221102322320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2218832 (or 2218826 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 2221102322320 its reverse (232232011222), we get a palindrome (2453334333542).

The spelling of 2221102322320 in words is "two trillion, two hundred twenty-one billion, one hundred two million, three hundred twenty-two thousand, three hundred twenty".