1121001098 has 8 divisors (see below), whose sum is σ = 1921716192. Its totient is φ = 480429036.

The previous prime is 1121001047. The next prime is 1121001107. The reversal of 1121001098 is 8901001211.

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

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40035740 + ... + 40035767.

It is an arithmetic number, because the mean of its divisors is an integer number (240214524).

Almost surely, 2^1121001098 is an apocalyptic number.

1121001098 is a deficient number, since it is larger than the sum of its proper divisors (800715094).

1121001098 is an equidigital number, since it uses as much as digits as its factorization.

1121001098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80071516.

The product of its (nonzero) digits is 144, while the sum is 23.

The square root of 1121001098 is about 33481.3544827565. The cubic root of 1121001098 is about 1038.8081446231.

The spelling of 1121001098 in words is "one billion, one hundred twenty-one million, one thousand, ninety-eight".