11020202111100 has 432 divisors, whose sum is σ = 41023587843168. Its totient is φ = 2262298429440.

The previous prime is 11020202111099. The next prime is 11020202111147. The reversal of 11020202111100 is 111120202011.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 6291414 + ... + 7849986.

Almost surely, 2^{11020202111100} is an apocalyptic number.

11020202111100 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 11020202111100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20511793921584).

11020202111100 is an abundant number, since it is smaller than the sum of its proper divisors (30003385732068).

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

11020202111100 is a wasteful number, since it uses less digits than its factorization.

11020202111100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1558654 (or 1558640 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 11020202111100 its reverse (111120202011), we get a palindrome (11131322313111).

The spelling of 11020202111100 in words is "eleven trillion, twenty billion, two hundred two million, one hundred eleven thousand, one hundred".