11012220212120 has 64 divisors (see below), whose sum is σ = 26097686784000. Its totient is φ = 4170473854848.

The previous prime is 11012220212111. The next prime is 11012220212131. The reversal of 11012220212120 is 2121202221011.

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 15 ways as a sum of consecutive naturals, for example, 3244472 + ... + 5705351.

It is an arithmetic number, because the mean of its divisors is an integer number (407776356000).

Almost surely, 2^{11012220212120} is an apocalyptic number.

11012220212120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11012220212120 is an abundant number, since it is smaller than the sum of its proper divisors (15085466571880).

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

11012220212120 is a wasteful number, since it uses less digits than its factorization.

11012220212120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8951472 (or 8951468 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 11012220212120 its reverse (2121202221011), we get a palindrome (13133422433131).

The spelling of 11012220212120 in words is "eleven trillion, twelve billion, two hundred twenty million, two hundred twelve thousand, one hundred twenty".