22020220003122 has 72 divisors (see below), whose sum is σ = 52445850034032. Its totient is φ = 6672316044240.

The previous prime is 22020220003121. The next prime is 22020220003157. The reversal of 22020220003122 is 22130002202022.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 22020220003095 and 22020220003104.

It is not an unprimeable number, because it can be changed into a prime (22020220003121) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 30666333 + ... + 31376175.

It is an arithmetic number, because the mean of its divisors is an integer number (728414583806).

Almost surely, 2^{22020220003122} is an apocalyptic number.

22020220003122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22020220003122 is an abundant number, since it is smaller than the sum of its proper divisors (30425630030910).

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

22020220003122 is a wasteful number, since it uses less digits than its factorization.

22020220003122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 724116 (or 724102 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 22020220003122 its reverse (22130002202022), we get a palindrome (44150222205144).

The spelling of 22020220003122 in words is "twenty-two trillion, twenty billion, two hundred twenty million, three thousand, one hundred twenty-two".