12222000012105 has 128 divisors (see below), whose sum is σ = 23546836131840. Its totient is φ = 5979091265280.

The previous prime is 12222000012073. The next prime is 12222000012139. The reversal of 12222000012105 is 50121000022221.

It is not a de Polignac number, because 12222000012105 - 2⁵ = 12222000012073 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1694906950 + ... + 1694914160.

It is an arithmetic number, because the mean of its divisors is an integer number (183959657280).

Almost surely, 2^{12222000012105} is an apocalyptic number.

12222000012105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12222000012105 is a deficient number, since it is larger than the sum of its proper divisors (11324836119735).

12222000012105 is a wasteful number, since it uses less digits than its factorization.

12222000012105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13188 (or 13182 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

Adding to 12222000012105 its reverse (50121000022221), we get a palindrome (62343000034326).

The spelling of 12222000012105 in words is "twelve trillion, two hundred twenty-two billion, twelve thousand, one hundred five".