22011020221100 has 36 divisors (see below), whose sum is σ = 47842602502464. Its totient is φ = 8789903273280.

The previous prime is 22011020221093. The next prime is 22011020221147. The reversal of 22011020221100 is 112202011022.

It is a super-2 number, since 2×22011020221100² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 181249187 + ... + 181370586.

It is an arithmetic number, because the mean of its divisors is an integer number (1328961180624).

Almost surely, 2^{22011020221100} is an apocalyptic number.

22011020221100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22011020221100 is an abundant number, since it is smaller than the sum of its proper divisors (25831582281364).

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

22011020221100 is a wasteful number, since it uses less digits than its factorization.

22011020221100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362620394 (or 362620387 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 22011020221100 its reverse (112202011022), we get a palindrome (22123222232122).

The spelling of 22011020221100 in words is "twenty-two trillion, eleven billion, twenty million, two hundred twenty-one thousand, one hundred".