22012201100 has 36 divisors (see below), whose sum is σ = 50280505800. Its totient is φ = 8341464960.

The previous prime is 22012201087. The next prime is 22012201111. The reversal of 22012201100 is 110221022.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5790785 + ... + 5794584.

Almost surely, 2^22012201100 is an apocalyptic number.

22012201100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22012201100 is an abundant number, since it is smaller than the sum of its proper divisors (28268304700).

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

22012201100 is a wasteful number, since it uses less digits than its factorization.

22012201100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11585402 (or 11585395 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 22012201100 its reverse (110221022), we get a palindrome (22122422122).

The spelling of 22012201100 in words is "twenty-two billion, twelve million, two hundred one thousand, one hundred".