11021222102020 has 48 divisors (see below), whose sum is σ = 24925455249408. Its totient is φ = 4069286547840.

The previous prime is 11021222101961. The next prime is 11021222102039. The reversal of 11021222102020 is 2020122212011.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11021222101985 and 11021222102003.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12305037 + ... + 13170283.

It is an arithmetic number, because the mean of its divisors is an integer number (519280317696).

Almost surely, 2^{11021222102020} is an apocalyptic number.

11021222102020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11021222102020 is an abundant number, since it is smaller than the sum of its proper divisors (13904233147388).

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

11021222102020 is a wasteful number, since it uses less digits than its factorization.

11021222102020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 914260 (or 914258 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 11021222102020 its reverse (2020122212011), we get a palindrome (13041344314031).

The spelling of 11021222102020 in words is "eleven trillion, twenty-one billion, two hundred twenty-two million, one hundred two thousand, twenty".