1120501221 has 8 divisors (see below), whose sum is σ = 1707430464. Its totient is φ = 640286400.

The previous prime is 1120501201. The next prime is 1120501237. The reversal of 1120501221 is 1221050211.

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

It is not a de Polignac number, because 1120501221 - 2¹³ = 1120493029 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1120501221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120501201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26678580 + ... + 26678621.

It is an arithmetic number, because the mean of its divisors is an integer number (213428808).

Almost surely, 2^1120501221 is an apocalyptic number.

It is an amenable number.

1120501221 is a deficient number, since it is larger than the sum of its proper divisors (586929243).

1120501221 is an equidigital number, since it uses as much as digits as its factorization.

1120501221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53357211.

The product of its (nonzero) digits is 40, while the sum is 15.

The square root of 1120501221 is about 33473.8886447332. Note that the first 3 decimals coincide. The cubic root of 1120501221 is about 1038.6537131647.

Adding to 1120501221 its reverse (1221050211), we get a palindrome (2341551432).

The spelling of 1120501221 in words is "one billion, one hundred twenty million, five hundred one thousand, two hundred twenty-one".