11331321102100 has 36 divisors (see below), whose sum is σ = 24593788319548. Its totient is φ = 4531639680000.

The previous prime is 11331321102089. The next prime is 11331321102103. The reversal of 11331321102100 is 120112313311.

It can be written as a sum of positive squares in 6 ways, for example, as 4031630283664 + 7299690818436 = 2007892^2 + 2701794^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11331321102103) 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, 10596861 + ... + 11617060.

Almost surely, 2^{11331321102100} is an apocalyptic number.

11331321102100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11331321102100 is an abundant number, since it is smaller than the sum of its proper divisors (13262467217448).

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

11331321102100 is a wasteful number, since it uses less digits than its factorization.

11331321102100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22219036 (or 22219029 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 11331321102100 its reverse (120112313311), we get a palindrome (11451433415411).

The spelling of 11331321102100 in words is "eleven trillion, three hundred thirty-one billion, three hundred twenty-one million, one hundred two thousand, one hundred".