10120112022222 has 128 divisors (see below), whose sum is σ = 23149172995200. Its totient is φ = 3275175859200.

The previous prime is 10120112022221. The next prime is 10120112022239. The reversal of 10120112022222 is 22222021102101.

It is a happy number.

10120112022222 is a `hidden beast` number, since 101 + 201 + 120 + 22 + 222 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 10120112022195 and 10120112022204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10120112022221) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1633063228 + ... + 1633069424.

It is an arithmetic number, because the mean of its divisors is an integer number (180852914025).

Almost surely, 2^{10120112022222} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10120112022222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11574586497600).

10120112022222 is an abundant number, since it is smaller than the sum of its proper divisors (13029060972978).

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

10120112022222 is a wasteful number, since it uses less digits than its factorization.

10120112022222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9699 (or 9693 counting only the distinct ones).

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

Adding to 10120112022222 its reverse (22222021102101), we get a palindrome (32342133124323).

The spelling of 10120112022222 in words is "ten trillion, one hundred twenty billion, one hundred twelve million, twenty-two thousand, two hundred twenty-two".