1011113203043 has 2 divisors, whose sum is σ = 1011113203044. Its totient is φ = 1011113203042.

The previous prime is 1011113203003. The next prime is 1011113203069. The reversal of 1011113203043 is 3403023111101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1011113203043 - 2²⁴ = 1011096425827 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1011113203003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505556601521 + 505556601522.

It is an arithmetic number, because the mean of its divisors is an integer number (505556601522).

Almost surely, 2^{1011113203043} is an apocalyptic number.

1011113203043 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011113203043 is an equidigital number, since it uses as much as digits as its factorization.

1011113203043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 1011113203043 its reverse (3403023111101), we get a palindrome (4414136314144).

The spelling of 1011113203043 in words is "one trillion, eleven billion, one hundred thirteen million, two hundred three thousand, forty-three".