22000112000 has 64 divisors (see below), whose sum is σ = 54697818240. Its totient is φ = 8800038400.

The previous prime is 22000111957. The next prime is 22000112021. The reversal of 22000112000 is 21100022.

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 (8).

It is a congruent number.

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, 671504 + ... + 703503.

It is an arithmetic number, because the mean of its divisors is an integer number (854653410).

Almost surely, 2^22000112000 is an apocalyptic number.

22000112000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22000112000 is an abundant number, since it is smaller than the sum of its proper divisors (32697706240).

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

22000112000 is an equidigital number, since it uses as much as digits as its factorization.

22000112000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1375036 (or 1375014 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 8.

Adding to 22000112000 its reverse (21100022), we get a palindrome (22021212022).

The spelling of 22000112000 in words is "twenty-two billion, one hundred twelve thousand".