1121332011 has 8 divisors (see below), whose sum is σ = 1495545744. Its totient is φ = 747336480.

The previous prime is 1121332007. The next prime is 1121332099. The reversal of 1121332011 is 1102331211.

It is a happy number.

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

It is not a de Polignac number, because 1121332011 - 2² = 1121332007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1121332211) 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, 42156 + ... + 63401.

It is an arithmetic number, because the mean of its divisors is an integer number (186943218).

Almost surely, 2^1121332011 is an apocalyptic number.

1121332011 is a deficient number, since it is larger than the sum of its proper divisors (374213733).

1121332011 is a wasteful number, since it uses less digits than its factorization.

1121332011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109101.

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 1121332011 is about 33486.2958686087. The cubic root of 1121332011 is about 1038.9103512730.

Adding to 1121332011 its reverse (1102331211), we get a palindrome (2223663222).

The spelling of 1121332011 in words is "one billion, one hundred twenty-one million, three hundred thirty-two thousand, eleven".