12012102213012 has 96 divisors (see below), whose sum is σ = 35761707878400. Its totient is φ = 3448450389600.

The previous prime is 12012102212987. The next prime is 12012102213029. The reversal of 12012102213012 is 21031220121021.

12012102213012 is a `hidden beast` number, since 1 + 20 + 121 + 0 + 221 + 301 + 2 = 666.

It is a super-2 number, since 2×12012102213012² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 266061564 + ... + 266106707.

It is an arithmetic number, because the mean of its divisors is an integer number (372517790400).

Almost surely, 2^{12012102213012} is an apocalyptic number.

12012102213012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12012102213012 is an abundant number, since it is smaller than the sum of its proper divisors (23749605665388).

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

12012102213012 is a wasteful number, since it uses less digits than its factorization.

12012102213012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 532168314 (or 532168306 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 12012102213012 its reverse (21031220121021), we get a palindrome (33043322334033).

The spelling of 12012102213012 in words is "twelve trillion, twelve billion, one hundred two million, two hundred thirteen thousand, twelve".