1120112222020 has 192 divisors, whose sum is σ = 2704743498240. Its totient is φ = 385903616000.

The previous prime is 1120112222011. The next prime is 1120112222051. The reversal of 1120112222020 is 202222110211.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1120112221985 and 1120112222003.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 72807249 + ... + 72822631.

It is an arithmetic number, because the mean of its divisors is an integer number (14087205720).

Almost surely, 2^{1120112222020} is an apocalyptic number.

1120112222020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1120112222020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1352371749120).

1120112222020 is an abundant number, since it is smaller than the sum of its proper divisors (1584631276220).

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

1120112222020 is a wasteful number, since it uses less digits than its factorization.

1120112222020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15646 (or 15644 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1120112222020 its reverse (202222110211), we get a palindrome (1322334332231).

It can be divided in two parts, 11201 and 12222020, that added together give a palindrome (12233221).

The spelling of 1120112222020 in words is "one trillion, one hundred twenty billion, one hundred twelve million, two hundred twenty-two thousand, twenty".