22020222002020 has 384 divisors, whose sum is σ = 52388654072832. Its totient is φ = 7707635712000.

The previous prime is 22020222001963. The next prime is 22020222002029. The reversal of 22020222002020 is 2020022202022.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22020222001985 and 22020222002003.

It is not an unprimeable number, because it can be changed into a prime (22020222002029) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 43777777089 + ... + 43777777591.

It is an arithmetic number, because the mean of its divisors is an integer number (136428786648).

Almost surely, 2^{22020222002020} is an apocalyptic number.

22020222002020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22020222002020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26194327036416).

22020222002020 is an abundant number, since it is smaller than the sum of its proper divisors (30368432070812).

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

22020222002020 is a wasteful number, since it uses less digits than its factorization.

22020222002020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1031 (or 1029 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

Adding to 22020222002020 its reverse (2020022202022), we get a palindrome (24040244204042).

It can be divided in two parts, 220202 and 22002020, that added together give a palindrome (22222222).

The spelling of 22020222002020 in words is "twenty-two trillion, twenty billion, two hundred twenty-two million, two thousand, twenty".