12111220110095 has 4 divisors (see below), whose sum is σ = 14533464132120. Its totient is φ = 9688976088072.

The previous prime is 12111220109977. The next prime is 12111220110127. The reversal of 12111220110095 is 59001102211121.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12111220110095 - 2²² = 12111215915791 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1211122011005 + ... + 1211122011014.

It is an arithmetic number, because the mean of its divisors is an integer number (3633366033030).

Almost surely, 2^{12111220110095} is an apocalyptic number.

12111220110095 is a deficient number, since it is larger than the sum of its proper divisors (2422244022025).

12111220110095 is an equidigital number, since it uses as much as digits as its factorization.

12111220110095 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2422244022024.

The product of its (nonzero) digits is 360, while the sum is 26.

The spelling of 12111220110095 in words is "twelve trillion, one hundred eleven billion, two hundred twenty million, one hundred ten thousand, ninety-five".