1121011301 has 2 divisors, whose sum is σ = 1121011302. Its totient is φ = 1121011300.

The previous prime is 1121011289. The next prime is 1121011303. The reversal of 1121011301 is 1031101211.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 636351076 + 484660225 = 25226^2 + 22015^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1121011301 is a prime.

It is a Sophie Germain prime.

Together with 1121011303, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1121011303) by changing a digit.

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 as a sum of consecutive naturals, namely, 560505650 + 560505651.

It is an arithmetic number, because the mean of its divisors is an integer number (560505651).

Almost surely, 2^1121011301 is an apocalyptic number.

It is an amenable number.

1121011301 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121011301 is an equidigital number, since it uses as much as digits as its factorization.

1121011301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6, while the sum is 11.

The square root of 1121011301 is about 33481.5068507975. The cubic root of 1121011301 is about 1038.8112962487.

Adding to 1121011301 its reverse (1031101211), we get a palindrome (2152112512).

The spelling of 1121011301 in words is "one billion, one hundred twenty-one million, eleven thousand, three hundred one".