1000994222743 has 2 divisors, whose sum is σ = 1000994222744. Its totient is φ = 1000994222742.

The previous prime is 1000994222741. The next prime is 1000994222773. The reversal of 1000994222743 is 3472224990001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1000994222743 - 2¹ = 1000994222741 is a prime.

Together with 1000994222741, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1000994222743.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1000994222741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500497111371 + 500497111372.

It is an arithmetic number, because the mean of its divisors is an integer number (500497111372).

Almost surely, 2^{1000994222743} is an apocalyptic number.

1000994222743 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000994222743 is an equidigital number, since it uses as much as digits as its factorization.

1000994222743 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 217728, while the sum is 43.

The spelling of 1000994222743 in words is "one trillion, nine hundred ninety-four million, two hundred twenty-two thousand, seven hundred forty-three".