12100200120111 has 16 divisors (see below), whose sum is σ = 16409187244800. Its totient is φ = 7929042141888.

The previous prime is 12100200120103. The next prime is 12100200120121. The reversal of 12100200120111 is 11102100200121.

It is not a de Polignac number, because 12100200120111 - 2³ = 12100200120103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12100200120121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3086046 + ... + 5807243.

It is an arithmetic number, because the mean of its divisors is an integer number (1025574202800).

Almost surely, 2^{12100200120111} is an apocalyptic number.

12100200120111 is a deficient number, since it is larger than the sum of its proper divisors (4308987124689).

12100200120111 is an equidigital number, since it uses as much as digits as its factorization.

12100200120111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8901038.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 12100200120111 its reverse (11102100200121), we get a palindrome (23202300320232).

The spelling of 12100200120111 in words is "twelve trillion, one hundred billion, two hundred million, one hundred twenty thousand, one hundred eleven".