12011012121110 has 64 divisors (see below), whose sum is σ = 23070712377600. Its totient is φ = 4489311952512.

The previous prime is 12011012121089. The next prime is 12011012121133. The reversal of 12011012121110 is 1112121011021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3365609 + ... + 5945531.

It is an arithmetic number, because the mean of its divisors is an integer number (360479880900).

Almost surely, 2^{12011012121110} is an apocalyptic number.

12011012121110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12011012121110 is a deficient number, since it is larger than the sum of its proper divisors (11059700256490).

12011012121110 is a wasteful number, since it uses less digits than its factorization.

12011012121110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2580285.

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

Adding to 12011012121110 its reverse (1112121011021), we get a palindrome (13123133132131).

The spelling of 12011012121110 in words is "twelve trillion, eleven billion, twelve million, one hundred twenty-one thousand, one hundred ten".