1101011078243 has 2 divisors, whose sum is σ = 1101011078244. Its totient is φ = 1101011078242.

The previous prime is 1101011078213. The next prime is 1101011078257. The reversal of 1101011078243 is 3428701101011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1101011078243 - 2¹⁴ = 1101011061859 is a prime.

It is not a weakly prime, because it can be changed into another prime (1101011078213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550505539121 + 550505539122.

It is an arithmetic number, because the mean of its divisors is an integer number (550505539122).

Almost surely, 2^{1101011078243} is an apocalyptic number.

1101011078243 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101011078243 is an equidigital number, since it uses as much as digits as its factorization.

1101011078243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 29.

Adding to 1101011078243 its reverse (3428701101011), we get a palindrome (4529712179254).

The spelling of 1101011078243 in words is "one trillion, one hundred one billion, eleven million, seventy-eight thousand, two hundred forty-three".