1223023314043 has 4 divisors (see below), whose sum is σ = 1223045912088. Its totient is φ = 1223000716000.

The previous prime is 1223023313999. The next prime is 1223023314047. The reversal of 1223023314043 is 3404133203221.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1223023314043 - 2⁹ = 1223023313531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1223023314047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11217646 + ... + 11326147.

It is an arithmetic number, because the mean of its divisors is an integer number (305761478022).

Almost surely, 2^{1223023314043} is an apocalyptic number.

1223023314043 is a deficient number, since it is larger than the sum of its proper divisors (22598045).

1223023314043 is an equidigital number, since it uses as much as digits as its factorization.

1223023314043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22598044.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 1223023314043 its reverse (3404133203221), we get a palindrome (4627156517264).

The spelling of 1223023314043 in words is "one trillion, two hundred twenty-three billion, twenty-three million, three hundred fourteen thousand, forty-three".