1120022200 has 48 divisors (see below), whose sum is σ = 2840789160. Its totient is φ = 407280000.

The previous prime is 1120022171. The next prime is 1120022209. The reversal of 1120022200 is 22200211.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120022209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 252351 + ... + 256750.

Almost surely, 2^1120022200 is an apocalyptic number.

1120022200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1120022200 is an abundant number, since it is smaller than the sum of its proper divisors (1720766960).

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

1120022200 is a wasteful number, since it uses less digits than its factorization.

1120022200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 509128 (or 509119 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 1120022200 is about 33466.7327356586. The cubic root of 1120022200 is about 1038.5056818349.

Adding to 1120022200 its reverse (22200211), we get a palindrome (1142222411).

The spelling of 1120022200 in words is "one billion, one hundred twenty million, twenty-two thousand, two hundred".