11202020001222 has 64 divisors (see below), whose sum is σ = 22642458785280. Its totient is φ = 3694479264000.

The previous prime is 11202020001209. The next prime is 11202020001229. The reversal of 11202020001222 is 22210002020211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11202020001229) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 685591929 + ... + 685608267.

It is an arithmetic number, because the mean of its divisors is an integer number (353788418520).

Almost surely, 2^{11202020001222} is an apocalyptic number.

11202020001222 is an abundant number, since it is smaller than the sum of its proper divisors (11440438784058).

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

11202020001222 is a wasteful number, since it uses less digits than its factorization.

11202020001222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19469.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 11202020001222 its reverse (22210002020211), we get a palindrome (33412022021433).

The spelling of 11202020001222 in words is "eleven trillion, two hundred two billion, twenty million, one thousand, two hundred twenty-two".