1011120243 has 12 divisors (see below), whose sum is σ = 1568268360. Its totient is φ = 577782912.

The previous prime is 1011120239. The next prime is 1011120247. The reversal of 1011120243 is 3420211101.

1011120243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (1011120239) and next prime (1011120247).

It is not a de Polignac number, because 1011120243 - 2² = 1011120239 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1011120247) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3439038 + ... + 3439331.

It is an arithmetic number, because the mean of its divisors is an integer number (130689030).

Almost surely, 2^1011120243 is an apocalyptic number.

1011120243 is a deficient number, since it is larger than the sum of its proper divisors (557148117).

1011120243 is an equidigital number, since it uses as much as digits as its factorization.

1011120243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6878386 (or 6878379 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 1011120243 is about 31798.1169725504. The cubic root of 1011120243 is about 1003.6930919486.

Adding to 1011120243 its reverse (3420211101), we get a palindrome (4431331344).

The spelling of 1011120243 in words is "one billion, eleven million, one hundred twenty thousand, two hundred forty-three".