1101010120943 has 2 divisors, whose sum is σ = 1101010120944. Its totient is φ = 1101010120942.

The previous prime is 1101010120913. The next prime is 1101010121021. The reversal of 1101010120943 is 3490210101011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1101010120943 - 2⁸ = 1101010120687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1101010120913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550505060471 + 550505060472.

It is an arithmetic number, because the mean of its divisors is an integer number (550505060472).

Almost surely, 2^{1101010120943} is an apocalyptic number.

1101010120943 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101010120943 is an equidigital number, since it uses as much as digits as its factorization.

1101010120943 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 23.

Adding to 1101010120943 its reverse (3490210101011), we get a palindrome (4591220221954).

The spelling of 1101010120943 in words is "one trillion, one hundred one billion, ten million, one hundred twenty thousand, nine hundred forty-three".