1121042330 has 16 divisors (see below), whose sum is σ = 2018555424. Its totient is φ = 448266000.

The previous prime is 1121042327. The next prime is 1121042341. The reversal of 1121042330 is 332401211.

It is a junction number, because it is equal to n+sod(n) for n = 1121042299 and 1121042308.

It is an unprimeable number.

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, 15269 + ... + 49751.

It is an arithmetic number, because the mean of its divisors is an integer number (126159714).

Almost surely, 2^1121042330 is an apocalyptic number.

1121042330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1121042330 is a deficient number, since it is larger than the sum of its proper divisors (897513094).

1121042330 is a wasteful number, since it uses less digits than its factorization.

1121042330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37741.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1121042330 is about 33481.9702227930. The cubic root of 1121042330 is about 1038.8208807427.

Adding to 1121042330 its reverse (332401211), we get a palindrome (1453443541).

The spelling of 1121042330 in words is "one billion, one hundred twenty-one million, forty-two thousand, three hundred thirty".