22110001100 has 72 divisors (see below), whose sum is σ = 55419296688. Its totient is φ = 7567052800.

The previous prime is 22110001091. The next prime is 22110001127. The reversal of 22110001100 is 110001122.

It is a zygodrome in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 572477 + ... + 609876.

It is an arithmetic number, because the mean of its divisors is an integer number (769712454).

Almost surely, 2^22110001100 is an apocalyptic number.

22110001100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22110001100 is an abundant number, since it is smaller than the sum of its proper divisors (33309295588).

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

22110001100 is a wasteful number, since it uses less digits than its factorization.

22110001100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1182395 (or 1182388 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 22110001100 its reverse (110001122), we get a palindrome (22220002222).

The spelling of 22110001100 in words is "twenty-two billion, one hundred ten million, one thousand, one hundred".