11321222020100 has 36 divisors (see below), whose sum is σ = 24567428018868. Its totient is φ = 4528419456000.

The previous prime is 11321222020091. The next prime is 11321222020103. The reversal of 11321222020100 is 102022212311.

11321222020100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 455654700484 + 10865567319616 = 675022^2 + 3296296^2 .

It is not an unprimeable number, because it can be changed into a prime (11321222020103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5963180 + ... + 7629020.

Almost surely, 2^{11321222020100} is an apocalyptic number.

11321222020100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11321222020100 is an abundant number, since it is smaller than the sum of its proper divisors (13246205998768).

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

11321222020100 is a wasteful number, since it uses less digits than its factorization.

11321222020100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1733816 (or 1733809 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 11321222020100 its reverse (102022212311), we get a palindrome (11423244232411).

The spelling of 11321222020100 in words is "eleven trillion, three hundred twenty-one billion, two hundred twenty-two million, twenty thousand, one hundred".