1223000310943 has 2 divisors, whose sum is σ = 1223000310944. Its totient is φ = 1223000310942.

The previous prime is 1223000310901. The next prime is 1223000311061. The reversal of 1223000310943 is 3490130003221.

It is a weak prime.

It is an emirp because it is prime and its reverse (3490130003221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1223000310943 - 2²⁵ = 1222966756511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1223000310643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611500155471 + 611500155472.

It is an arithmetic number, because the mean of its divisors is an integer number (611500155472).

Almost surely, 2^{1223000310943} is an apocalyptic number.

1223000310943 is a deficient number, since it is larger than the sum of its proper divisors (1).

1223000310943 is an equidigital number, since it uses as much as digits as its factorization.

1223000310943 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 28.

The spelling of 1223000310943 in words is "one trillion, two hundred twenty-three billion, three hundred ten thousand, nine hundred forty-three".