1001121119 has 2 divisors, whose sum is σ = 1001121120. Its totient is φ = 1001121118.

The previous prime is 1001121089. The next prime is 1001121131. The reversal of 1001121119 is 9111211001.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1001121119 - 2¹² = 1001117023 is a prime.

It is a super-2 number, since 2×1001121119² = 2004486989815624322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1001121097 and 1001121106.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1001121179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500560559 + 500560560.

It is an arithmetic number, because the mean of its divisors is an integer number (500560560).

Almost surely, 2^1001121119 is an apocalyptic number.

1001121119 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001121119 is an equidigital number, since it uses as much as digits as its factorization.

1001121119 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18, while the sum is 17.

The square root of 1001121119 is about 31640.4980839430. The cubic root of 1001121119 is about 1000.3735667638.

The spelling of 1001121119 in words is "one billion, one million, one hundred twenty-one thousand, one hundred nineteen".