12122220210112 has 28 divisors (see below), whose sum is σ = 24055147628496. Its totient is φ = 6061080650240.

The previous prime is 12122220210109. The next prime is 12122220210193. The reversal of 12122220210112 is 21101202222121.

It is a self number, because there is not a number n which added to its sum of digits gives 12122220210112.

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, 19570437 + ... + 20180347.

Almost surely, 2^{12122220210112} is an apocalyptic number.

It is an amenable number.

12122220210112 is a deficient number, since it is larger than the sum of its proper divisors (11932927418384).

12122220210112 is an equidigital number, since it uses as much as digits as its factorization.

12122220210112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 920476 (or 920466 counting only the distinct ones).

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

Adding to 12122220210112 its reverse (21101202222121), we get a palindrome (33223422432233).

The spelling of 12122220210112 in words is "twelve trillion, one hundred twenty-two billion, two hundred twenty million, two hundred ten thousand, one hundred twelve".