1121501222 has 8 divisors (see below), whose sum is σ = 1703546400. Its totient is φ = 553652424.

The previous prime is 1121501219. The next prime is 1121501261. The reversal of 1121501222 is 2221051211.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1121501222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3548897 + ... + 3549212.

It is an arithmetic number, because the mean of its divisors is an integer number (212943300).

Almost surely, 2^1121501222 is an apocalyptic number.

1121501222 is a deficient number, since it is larger than the sum of its proper divisors (582045178).

1121501222 is an equidigital number, since it uses as much as digits as its factorization.

1121501222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7098190.

The product of its (nonzero) digits is 80, while the sum is 17.

The square root of 1121501222 is about 33488.8223441793. The cubic root of 1121501222 is about 1038.9626064528.

Adding to 1121501222 its reverse (2221051211), we get a palindrome (3342552433).

The spelling of 1121501222 in words is "one billion, one hundred twenty-one million, five hundred one thousand, two hundred twenty-two".