2201022312320 has 64 divisors (see below), whose sum is σ = 5666574291840. Its totient is φ = 812685158400.

The previous prime is 2201022312263. The next prime is 2201022312347. The reversal of 2201022312320 is 232132201022.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 2201022312292 and 2201022312301.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132264656 + ... + 132281295.

It is an arithmetic number, because the mean of its divisors is an integer number (88540223310).

Almost surely, 2^{2201022312320} is an apocalyptic number.

2201022312320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2201022312320 is an abundant number, since it is smaller than the sum of its proper divisors (3465551979520).

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

2201022312320 is a wasteful number, since it uses less digits than its factorization.

2201022312320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264545983 (or 264545971 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 2201022312320 its reverse (232132201022), we get a palindrome (2433154513342).

The spelling of 2201022312320 in words is "two trillion, two hundred one billion, twenty-two million, three hundred twelve thousand, three hundred twenty".