1010421344123 has 2 divisors, whose sum is σ = 1010421344124. Its totient is φ = 1010421344122.

The previous prime is 1010421344111. The next prime is 1010421344129. The reversal of 1010421344123 is 3214431240101.

It is a strong prime.

It is an emirp because it is prime and its reverse (3214431240101) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1010421344123 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1010421344092 and 1010421344101.

It is not a weakly prime, because it can be changed into another prime (1010421344129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505210672061 + 505210672062.

It is an arithmetic number, because the mean of its divisors is an integer number (505210672062).

Almost surely, 2^{1010421344123} is an apocalyptic number.

1010421344123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1010421344123 is an equidigital number, since it uses as much as digits as its factorization.

1010421344123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 1010421344123 its reverse (3214431240101), we get a palindrome (4224852584224).

The spelling of 1010421344123 in words is "one trillion, ten billion, four hundred twenty-one million, three hundred forty-four thousand, one hundred twenty-three".