1011113219 has 2 divisors, whose sum is σ = 1011113220. Its totient is φ = 1011113218.

The previous prime is 1011113197. The next prime is 1011113227. The reversal of 1011113219 is 9123111101.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1011113219 - 2¹⁶ = 1011047683 is a prime.

It is a super-2 number, since 2×1011113219² = 2044699883273083922, which contains 22 as substring.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1011113219.

It is not a weakly prime, because it can be changed into another prime (1011113239) 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, 505556609 + 505556610.

It is an arithmetic number, because the mean of its divisors is an integer number (505556610).

Almost surely, 2^1011113219 is an apocalyptic number.

1011113219 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011113219 is an equidigital number, since it uses as much as digits as its factorization.

1011113219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54, while the sum is 20.

The square root of 1011113219 is about 31798.0065255670. The cubic root of 1011113219 is about 1003.6907678081.

The spelling of 1011113219 in words is "one billion, eleven million, one hundred thirteen thousand, two hundred nineteen".