1222110010112 has 144 divisors (see below), whose sum is σ = 2538802624512. Its totient is φ = 586506977280.

The previous prime is 1222110010109. The next prime is 1222110010117. The reversal of 1222110010112 is 2110100112221.

It is not an unprimeable number, because it can be changed into a prime (1222110010117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1250879768 + ... + 1250880744.

Almost surely, 2^{1222110010112} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1222110010112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1269401312256).

1222110010112 is an abundant number, since it is smaller than the sum of its proper divisors (1316692614400).

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

1222110010112 is an equidigital number, since it uses as much as digits as its factorization.

1222110010112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2154 (or 2140 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1222110010112 its reverse (2110100112221), we get a palindrome (3332210122333).

The spelling of 1222110010112 in words is "one trillion, two hundred twenty-two billion, one hundred ten million, ten thousand, one hundred twelve".