12210110111012 has 48 divisors (see below), whose sum is σ = 24707629376640. Its totient is φ = 5218025126400.

The previous prime is 12210110111009. The next prime is 12210110111077. The reversal of 12210110111012 is 21011101101221.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7969712 + ... + 9377447.

It is an arithmetic number, because the mean of its divisors is an integer number (514742278680).

Almost surely, 2^{12210110111012} is an apocalyptic number.

It is an amenable number.

12210110111012 is an abundant number, since it is smaller than the sum of its proper divisors (12497519265628).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12210110111012 is a wasteful number, since it uses less digits than its factorization.

12210110111012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17348132 (or 17348130 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 12210110111012 its reverse (21011101101221), we get a palindrome (33221211212233).

The spelling of 12210110111012 in words is "twelve trillion, two hundred ten billion, one hundred ten million, one hundred eleven thousand, twelve".