22003222013220 has 48 divisors (see below), whose sum is σ = 70410310443648. Its totient is φ = 5029307888640.

The previous prime is 22003222013209. The next prime is 22003222013257. The reversal of 22003222013220 is 2231022230022.

It is a Harshad number since it is a multiple of its sum of digits (21).

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 15 ways as a sum of consecutive naturals, for example, 26194311501 + ... + 26194312340.

It is an arithmetic number, because the mean of its divisors is an integer number (1466881467576).

Almost surely, 2^{22003222013220} is an apocalyptic number.

22003222013220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22003222013220 is an abundant number, since it is smaller than the sum of its proper divisors (48407088430428).

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

22003222013220 is a wasteful number, since it uses less digits than its factorization.

22003222013220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52388623860 (or 52388623858 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 22003222013220 its reverse (2231022230022), we get a palindrome (24234244243242).

The spelling of 22003222013220 in words is "twenty-two trillion, three billion, two hundred twenty-two million, thirteen thousand, two hundred twenty".