12012220100111 has 8 divisors (see below), whose sum is σ = 14976274410624. Its totient is φ = 9360171506520.

The previous prime is 12012220100107. The next prime is 12012220100117. The reversal of 12012220100111 is 11100102221021.

12012220100111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12012220100111 - 2² = 12012220100107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12012220100117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78001429145 + ... + 78001429298.

It is an arithmetic number, because the mean of its divisors is an integer number (1872034301328).

Almost surely, 2^{12012220100111} is an apocalyptic number.

12012220100111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12012220100111 is a deficient number, since it is larger than the sum of its proper divisors (2964054310513).

12012220100111 is a wasteful number, since it uses less digits than its factorization.

12012220100111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156002858461.

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

Adding to 12012220100111 its reverse (11100102221021), we get a palindrome (23112322321132).

The spelling of 12012220100111 in words is "twelve trillion, twelve billion, two hundred twenty million, one hundred thousand, one hundred eleven".