1120222120 has 16 divisors (see below), whose sum is σ = 2520499860. Its totient is φ = 448088832.

The previous prime is 1120222109. The next prime is 1120222183. The reversal of 1120222120 is 212220211.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1010349796 + 109872324 = 31786^2 + 10482^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1120222120.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14002737 + ... + 14002816.

Almost surely, 2^1120222120 is an apocalyptic number.

1120222120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1120222120 is an abundant number, since it is smaller than the sum of its proper divisors (1400277740).

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

1120222120 is a wasteful number, since it uses less digits than its factorization.

1120222120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28005564 (or 28005560 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 1120222120 is about 33469.7194490781. The cubic root of 1120222120 is about 1038.5674680222.

Adding to 1120222120 its reverse (212220211), we get a palindrome (1332442331).

The spelling of 1120222120 in words is "one billion, one hundred twenty million, two hundred twenty-two thousand, one hundred twenty".