22211120320 has 56 divisors (see below), whose sum is σ = 52903581264. Its totient is φ = 8882205696.

The previous prime is 22211120293. The next prime is 22211120333. The reversal of 22211120320 is 2302111222.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 22211120294 and 22211120303.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1931227 + ... + 1942693.

Almost surely, 2^22211120320 is an apocalyptic number.

22211120320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22211120320 is an abundant number, since it is smaller than the sum of its proper divisors (30692460944).

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

22211120320 is a wasteful number, since it uses less digits than its factorization.

22211120320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17537 (or 17527 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 22211120320 its reverse (2302111222), we get a palindrome (24513231542).

The spelling of 22211120320 in words is "twenty-two billion, two hundred eleven million, one hundred twenty thousand, three hundred twenty".