11101122002020 has 48 divisors (see below), whose sum is σ = 23882108343408. Its totient is φ = 4331935088640.

The previous prime is 11101122002011. The next prime is 11101122002077. The reversal of 11101122002020 is 2020022110111.

It can be written as a sum of positive squares in 8 ways, for example, as 317832102756 + 10783289899264 = 563766^2 + 3283792^2 .

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 15 ways as a sum of consecutive naturals, for example, 17159062 + ... + 17794258.

It is an arithmetic number, because the mean of its divisors is an integer number (497543923821).

Almost surely, 2^{11101122002020} is an apocalyptic number.

11101122002020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11101122002020 is an abundant number, since it is smaller than the sum of its proper divisors (12780986341388).

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

11101122002020 is a wasteful number, since it uses less digits than its factorization.

11101122002020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 656560 (or 656558 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11101122002020 its reverse (2020022110111), we get a palindrome (13121144112131).

The spelling of 11101122002020 in words is "eleven trillion, one hundred one billion, one hundred twenty-two million, two thousand, twenty".