11101122220000 has 60 divisors (see below), whose sum is σ = 27310425878736. Its totient is φ = 4440448880000.

The previous prime is 11101122219991. The next prime is 11101122220009. The reversal of 11101122220000 is 2222110111.

It is an interprime number because it is at equal distance from previous prime (11101122219991) and next prime (11101122220009).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11101122220009) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 277508056 + ... + 277548055.

Almost surely, 2^{11101122220000} is an apocalyptic number.

11101122220000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11101122220000 is an abundant number, since it is smaller than the sum of its proper divisors (16209303658736).

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

11101122220000 is an frugal number, since it uses more digits than its factorization.

11101122220000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555056141 (or 555056118 counting only the distinct ones).

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

Adding to 11101122220000 its reverse (2222110111), we get a palindrome (11103344330111).

The spelling of 11101122220000 in words is "eleven trillion, one hundred one billion, one hundred twenty-two million, two hundred twenty thousand".