22201102320 has 80 divisors (see below), whose sum is σ = 68881058592. Its totient is φ = 5915335680.

The previous prime is 22201102307. The next prime is 22201102327. The reversal of 22201102320 is 2320110222.

It is a happy number.

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

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 22201102320.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22201102327) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 252990 + ... + 329250.

Almost surely, 2^22201102320 is an apocalyptic number.

22201102320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22201102320 is an abundant number, since it is smaller than the sum of its proper divisors (46679956272).

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

22201102320 is a wasteful number, since it uses less digits than its factorization.

22201102320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77490 (or 77484 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 22201102320 its reverse (2320110222), we get a palindrome (24521212542).

The spelling of 22201102320 in words is "twenty-two billion, two hundred one million, one hundred two thousand, three hundred twenty".