1120012322220 has 240 divisors, whose sum is σ = 3837335505696. Its totient is φ = 271206144000.

The previous prime is 1120012322207. The next prime is 1120012322239. The reversal of 1120012322220 is 222232100211.

1120012322220 is a `hidden beast` number, since 1 + 120 + 0 + 1 + 2 + 322 + 220 = 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 = 1120012322193 and 1120012322202.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 15663750 + ... + 15735090.

Almost surely, 2^{1120012322220} is an apocalyptic number.

1120012322220 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 1120012322220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1918667752848).

1120012322220 is an abundant number, since it is smaller than the sum of its proper divisors (2717323183476).

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

1120012322220 is a wasteful number, since it uses less digits than its factorization.

1120012322220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72254 (or 72243 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 1120012322220 its reverse (222232100211), we get a palindrome (1342244422431).

The spelling of 1120012322220 in words is "one trillion, one hundred twenty billion, twelve million, three hundred twenty-two thousand, two hundred twenty".