12011001021110 has 128 divisors (see below), whose sum is σ = 28183608633600. Its totient is φ = 3576486887424.

The previous prime is 12011001021079. The next prime is 12011001021137. The reversal of 12011001021110 is 1112010011021.

12011001021110 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 12011001021091 and 12011001021100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 46854566 + ... + 47110214.

It is an arithmetic number, because the mean of its divisors is an integer number (220184442450).

Almost surely, 2^{12011001021110} is an apocalyptic number.

12011001021110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12011001021110 is an abundant number, since it is smaller than the sum of its proper divisors (16172607612490).

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

12011001021110 is a wasteful number, since it uses less digits than its factorization.

12011001021110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258730.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 12011001021110 its reverse (1112010011021), we get a palindrome (13123011032131).

The spelling of 12011001021110 in words is "twelve trillion, eleven billion, one million, twenty-one thousand, one hundred ten".