1023403411223 has 4 divisors (see below), whose sum is σ = 1035733572888. Its totient is φ = 1011073249560.

The previous prime is 1023403411183. The next prime is 1023403411241. The reversal of 1023403411223 is 3221143043201.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1023403411223 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1023403411192 and 1023403411201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023403411243) 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, 6165080708 + ... + 6165080873.

It is an arithmetic number, because the mean of its divisors is an integer number (258933393222).

Almost surely, 2^{1023403411223} is an apocalyptic number.

1023403411223 is a deficient number, since it is larger than the sum of its proper divisors (12330161665).

1023403411223 is an equidigital number, since it uses as much as digits as its factorization.

1023403411223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12330161664.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 1023403411223 its reverse (3221143043201), we get a palindrome (4244546454424).

The spelling of 1023403411223 in words is "one trillion, twenty-three billion, four hundred three million, four hundred eleven thousand, two hundred twenty-three".