12110220212212 has 24 divisors (see below), whose sum is σ = 22452656110920. Its totient is φ = 5695592448000.

The previous prime is 12110220212197. The next prime is 12110220212227. The reversal of 12110220212212 is 21221202201121.

It is an interprime number because it is at equal distance from previous prime (12110220212197) and next prime (12110220212227).

It can be written as a sum of positive squares in 4 ways, for example, as 1671501456 + 12108548710756 = 40884^2 + 3479734^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12110220212212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51987789 + ... + 52220212.

It is an arithmetic number, because the mean of its divisors is an integer number (935527337955).

Almost surely, 2^{12110220212212} is an apocalyptic number.

It is an amenable number.

12110220212212 is a deficient number, since it is larger than the sum of its proper divisors (10342435898708).

12110220212212 is a wasteful number, since it uses less digits than its factorization.

12110220212212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104209731 (or 104209729 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 12110220212212 its reverse (21221202201121), we get a palindrome (33331422413333).

The spelling of 12110220212212 in words is "twelve trillion, one hundred ten billion, two hundred twenty million, two hundred twelve thousand, two hundred twelve".