12012202111100 has 36 divisors (see below), whose sum is σ = 26965322676600. Its totient is φ = 4639195296960.

The previous prime is 12012202111097. The next prime is 12012202111127. The reversal of 12012202111100 is 111120221021.

12012202111100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2071066430 + ... + 2071072229.

Almost surely, 2^{12012202111100} is an apocalyptic number.

12012202111100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12012202111100 is an abundant number, since it is smaller than the sum of its proper divisors (14953120565500).

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

12012202111100 is a wasteful number, since it uses less digits than its factorization.

12012202111100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4142138702 (or 4142138695 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 12012202111100 its reverse (111120221021), we get a palindrome (12123322332121).

The spelling of 12012202111100 in words is "twelve trillion, twelve billion, two hundred two million, one hundred eleven thousand, one hundred".