2110220222112 has 72 divisors (see below), whose sum is σ = 6163126321716. Its totient is φ = 684395744256.

The previous prime is 2110220222087. The next prime is 2110220222191. The reversal of 2110220222112 is 2112220220112.

It is a happy number.

2110220222112 is a `hidden beast` number, since 2 + 110 + 220 + 222 + 112 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2072321477136 + 37898744976 = 1439556^2 + 194676^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×2110220222112² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 99004933 + ... + 99026244.

Almost surely, 2^{2110220222112} is an apocalyptic number.

It is an amenable number.

2110220222112 is an abundant number, since it is smaller than the sum of its proper divisors (4052906099604).

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

2110220222112 is a wasteful number, since it uses less digits than its factorization.

2110220222112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198031230 (or 198031219 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 2110220222112 its reverse (2112220220112), we get a palindrome (4222440442224).

It can be divided in two parts, 2110220 and 222112, that added together give a palindrome (2332332).

The spelling of 2110220222112 in words is "two trillion, one hundred ten billion, two hundred twenty million, two hundred twenty-two thousand, one hundred twelve".