101440345043 has 2 divisors, whose sum is σ = 101440345044. Its totient is φ = 101440345042.

The previous prime is 101440345033. The next prime is 101440345087. The reversal of 101440345043 is 340543044101.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101440345043 - 2¹⁸ = 101440082899 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 101440344997 and 101440345015.

It is not a weakly prime, because it can be changed into another prime (101440345033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50720172521 + 50720172522.

It is an arithmetic number, because the mean of its divisors is an integer number (50720172522).

Almost surely, 2^101440345043 is an apocalyptic number.

101440345043 is a deficient number, since it is larger than the sum of its proper divisors (1).

101440345043 is an equidigital number, since it uses as much as digits as its factorization.

101440345043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 101440345043 its reverse (340543044101), we get a palindrome (441983389144).

The spelling of 101440345043 in words is "one hundred one billion, four hundred forty million, three hundred forty-five thousand, forty-three".