1101119999 has 8 divisors (see below), whose sum is σ = 1259731968. Its totient is φ = 942835320.

The previous prime is 1101119993. The next prime is 1101120019. The reversal of 1101119999 is 9999111011.

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 1101119999 - 2⁸ = 1101119743 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 (1101119993) 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, 74567 + ... + 88104.

It is an arithmetic number, because the mean of its divisors is an integer number (157466496).

Almost surely, 2^1101119999 is an apocalyptic number.

1101119999 is a deficient number, since it is larger than the sum of its proper divisors (158611969).

1101119999 is an equidigital number, since it uses as much as digits as its factorization.

1101119999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163645.

The product of its (nonzero) digits is 6561, while the sum is 41.

The square root of 1101119999 is about 33183.1282280619. The cubic root of 1101119999 is about 1032.6303459194.

The spelling of 1101119999 in words is "one billion, one hundred one million, one hundred nineteen thousand, nine hundred ninety-nine".