1000111011043 has 2 divisors, whose sum is σ = 1000111011044. Its totient is φ = 1000111011042.

The previous prime is 1000111010971. The next prime is 1000111011083. The reversal of 1000111011043 is 3401101110001.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1000111011043 is a prime.

It is not a weakly prime, because it can be changed into another prime (1000111011083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500055505521 + 500055505522.

It is an arithmetic number, because the mean of its divisors is an integer number (500055505522).

Almost surely, 2^{1000111011043} is an apocalyptic number.

1000111011043 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000111011043 is an equidigital number, since it uses as much as digits as its factorization.

1000111011043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 1000111011043 its reverse (3401101110001), we get a palindrome (4401212121044).

The spelling of 1000111011043 in words is "one trillion, one hundred eleven million, eleven thousand, forty-three".