1012111012043 has 2 divisors, whose sum is σ = 1012111012044. Its totient is φ = 1012111012042.

The previous prime is 1012111012001. The next prime is 1012111012097. The reversal of 1012111012043 is 3402101112101.

1012111012043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1012111012043 - 2⁶ = 1012111011979 is a prime.

It is not a weakly prime, because it can be changed into another prime (1012111012343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506055506021 + 506055506022.

It is an arithmetic number, because the mean of its divisors is an integer number (506055506022).

Almost surely, 2^{1012111012043} is an apocalyptic number.

1012111012043 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012111012043 is an equidigital number, since it uses as much as digits as its factorization.

1012111012043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 1012111012043 its reverse (3402101112101), we get a palindrome (4414212124144).

The spelling of 1012111012043 in words is "one trillion, twelve billion, one hundred eleven million, twelve thousand, forty-three".