22001100220000 has 120 divisors (see below), whose sum is σ = 59046553360872. Its totient is φ = 8000400000000.

The previous prime is 22001100219991. The next prime is 22001100220067. The reversal of 22001100220000 is 2200110022.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a zygodrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 49782501 + ... + 50222500.

Almost surely, 2^{22001100220000} is an apocalyptic number.

22001100220000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22001100220000 is an abundant number, since it is smaller than the sum of its proper divisors (37045453140872).

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

22001100220000 is a wasteful number, since it uses less digits than its factorization.

22001100220000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100005042 (or 100005019 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 22001100220000 its reverse (2200110022), we get a palindrome (22003300330022).

22001100220000 divided by its reverse (2200110022) gives a 4-th power (10000 = 10⁴).

It can be divided in two parts, 22001 and 100220000, that added together give a palindrome (100242001).

The spelling of 22001100220000 in words is "twenty-two trillion, one billion, one hundred million, two hundred twenty thousand".