1121119999 has 8 divisors (see below), whose sum is σ = 1155679488. Its totient is φ = 1087006680.

The previous prime is 1121119997. The next prime is 1121120051. The reversal of 1121119999 is 9999111211.

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 1121119999 - 2¹ = 1121119997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121119997) 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, 106437 + ... + 116494.

It is an arithmetic number, because the mean of its divisors is an integer number (144459936).

Almost surely, 2^1121119999 is an apocalyptic number.

1121119999 is a deficient number, since it is larger than the sum of its proper divisors (34559489).

1121119999 is a wasteful number, since it uses less digits than its factorization.

1121119999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223085.

The product of its digits is 13122, while the sum is 43.

The square root of 1121119999 is about 33483.1300657510. The cubic root of 1121119999 is about 1038.8448710101.

The spelling of 1121119999 in words is "one billion, one hundred twenty-one million, one hundred nineteen thousand, nine hundred ninety-nine".