11133221302020 has 96 divisors (see below), whose sum is σ = 31526105385600. Its totient is φ = 2935237786624.

The previous prime is 11133221301941. The next prime is 11133221302039. The reversal of 11133221302020 is 2020312233111.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 63506527 + ... + 63681593.

It is an arithmetic number, because the mean of its divisors is an integer number (328396931100).

Almost surely, 2^{11133221302020} is an apocalyptic number.

11133221302020 is a gapful number since it is divisible by the number (10) 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 11133221302020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15763052692800).

11133221302020 is an abundant number, since it is smaller than the sum of its proper divisors (20392884083580).

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

11133221302020 is a wasteful number, since it uses less digits than its factorization.

11133221302020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187077 (or 187075 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 11133221302020 its reverse (2020312233111), we get a palindrome (13153533535131).

The spelling of 11133221302020 in words is "eleven trillion, one hundred thirty-three billion, two hundred twenty-one million, three hundred two thousand, twenty".