11122112210020 has 24 divisors (see below), whose sum is σ = 26693069304384. Its totient is φ = 3813295614816.

The previous prime is 11122112209997. The next prime is 11122112210029. The reversal of 11122112210020 is 2001221122111.

It is a junction number, because it is equal to n+sod(n) for n = 11122112209976 and 11122112210003.

It is not an unprimeable number, because it can be changed into a prime (11122112210029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39721829182 + ... + 39721829461.

It is an arithmetic number, because the mean of its divisors is an integer number (1112211221016).

Almost surely, 2^{11122112210020} is an apocalyptic number.

11122112210020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11122112210020 is an abundant number, since it is smaller than the sum of its proper divisors (15570957094364).

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

11122112210020 is a wasteful number, since it uses less digits than its factorization.

11122112210020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79443658659 (or 79443658657 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11122112210020 its reverse (2001221122111), we get a palindrome (13123333332131).

The spelling of 11122112210020 in words is "eleven trillion, one hundred twenty-two billion, one hundred twelve million, two hundred ten thousand, twenty".