11121020121110 has 32 divisors (see below), whose sum is σ = 20217534135552. Its totient is φ = 4404037276800.

The previous prime is 11121020121053. The next prime is 11121020121157. The reversal of 11121020121110 is 1112102012111.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 13427867 + ... + 14231993.

It is an arithmetic number, because the mean of its divisors is an integer number (631797941736).

Almost surely, 2^{11121020121110} is an apocalyptic number.

11121020121110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11121020121110 is a deficient number, since it is larger than the sum of its proper divisors (9096514014442).

11121020121110 is a wasteful number, since it uses less digits than its factorization.

11121020121110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 817928.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 11121020121110 its reverse (1112102012111), we get a palindrome (12233122133221).

The spelling of 11121020121110 in words is "eleven trillion, one hundred twenty-one billion, twenty million, one hundred twenty-one thousand, one hundred ten".