11120121122120 has 32 divisors (see below), whose sum is σ = 25020552223800. Its totient is φ = 4447998724608.

The previous prime is 11120121122119. The next prime is 11120121122141. The reversal of 11120121122120 is 2122112102111.

It can be written as a sum of positive squares in 4 ways, for example, as 8479359620356 + 2640761501764 = 2911934^2 + 1625042^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2179772 + ... + 5195348.

Almost surely, 2^{11120121122120} is an apocalyptic number.

11120121122120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11120121122120 is an abundant number, since it is smaller than the sum of its proper divisors (13900431101680).

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

11120121122120 is a wasteful number, since it uses less digits than its factorization.

11120121122120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3107777 (or 3107773 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11120121122120 its reverse (2122112102111), we get a palindrome (13242233224231).

The spelling of 11120121122120 in words is "eleven trillion, one hundred twenty billion, one hundred twenty-one million, one hundred twenty-two thousand, one hundred twenty".