12201000012111 has 8 divisors (see below), whose sum is σ = 16275465834880. Its totient is φ = 8130267098712.

The previous prime is 12201000012079. The next prime is 12201000012169. The reversal of 12201000012111 is 11121000010221.

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

It is not a de Polignac number, because 12201000012111 - 2⁵ = 12201000012079 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 (12201000012511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 933219715 + ... + 933232788.

It is an arithmetic number, because the mean of its divisors is an integer number (2034433229360).

Almost surely, 2^{12201000012111} is an apocalyptic number.

12201000012111 is a deficient number, since it is larger than the sum of its proper divisors (4074465822769).

12201000012111 is a wasteful number, since it uses less digits than its factorization.

12201000012111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1866454685.

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

Adding to 12201000012111 its reverse (11121000010221), we get a palindrome (23322000022332).

The spelling of 12201000012111 in words is "twelve trillion, two hundred one billion, twelve thousand, one hundred eleven".