11533421322100 has 72 divisors (see below), whose sum is σ = 25968724506368. Its totient is φ = 4441417574400.

The previous prime is 11533421322083. The next prime is 11533421322139. The reversal of 11533421322100 is 122312433511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9040194 + ... + 10236793.

Almost surely, 2^{11533421322100} is an apocalyptic number.

11533421322100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11533421322100 is an abundant number, since it is smaller than the sum of its proper divisors (14435303184268).

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

11533421322100 is a wasteful number, since it uses less digits than its factorization.

11533421322100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19277225 (or 19277218 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

Adding to 11533421322100 its reverse (122312433511), we get a palindrome (11655733755611).

The spelling of 11533421322100 in words is "eleven trillion, five hundred thirty-three billion, four hundred twenty-one million, three hundred twenty-two thousand, one hundred".