1120222121 has 8 divisors (see below), whose sum is σ = 1219843200. Its totient is φ = 1024667280.

The previous prime is 1120222109. The next prime is 1120222183. The reversal of 1120222121 is 1212220211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1120222121 - 2²² = 1116027817 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1120222096 and 1120222105.

It is not an unprimeable number, because it can be changed into a prime (1120222721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1015985 + ... + 1017086.

It is an arithmetic number, because the mean of its divisors is an integer number (152480400).

Almost surely, 2^1120222121 is an apocalyptic number.

It is an amenable number.

1120222121 is a deficient number, since it is larger than the sum of its proper divisors (99621079).

1120222121 is a wasteful number, since it uses less digits than its factorization.

1120222121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2033119.

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 1120222121 is about 33469.7194640170. The cubic root of 1120222121 is about 1038.5674683312.

Adding to 1120222121 its reverse (1212220211), we get a palindrome (2332442332).

The spelling of 1120222121 in words is "one billion, one hundred twenty million, two hundred twenty-two thousand, one hundred twenty-one".