1011312340223 has 2 divisors, whose sum is σ = 1011312340224. Its totient is φ = 1011312340222.

The previous prime is 1011312340201. The next prime is 1011312340237. The reversal of 1011312340223 is 3220432131101.

It is a strong prime.

It is an emirp because it is prime and its reverse (3220432131101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1011312340223 - 2¹⁴ = 1011312323839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1011312340523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505656170111 + 505656170112.

It is an arithmetic number, because the mean of its divisors is an integer number (505656170112).

Almost surely, 2^{1011312340223} is an apocalyptic number.

1011312340223 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011312340223 is an equidigital number, since it uses as much as digits as its factorization.

1011312340223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 1011312340223 its reverse (3220432131101), we get a palindrome (4231744471324).

The spelling of 1011312340223 in words is "one trillion, eleven billion, three hundred twelve million, three hundred forty thousand, two hundred twenty-three".