1223112313023 has 16 divisors (see below), whose sum is σ = 1727564148576. Its totient is φ = 767079751680.

The previous prime is 1223112313013. The next prime is 1223112313043. The reversal of 1223112313023 is 3203132113221.

It is not a de Polignac number, because 1223112313023 - 2⁹ = 1223112312511 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1223112312984 and 1223112313002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1223112313013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5567248 + ... + 5782773.

It is an arithmetic number, because the mean of its divisors is an integer number (107972759286).

Almost surely, 2^{1223112313023} is an apocalyptic number.

1223112313023 is a deficient number, since it is larger than the sum of its proper divisors (504451835553).

1223112313023 is a wasteful number, since it uses less digits than its factorization.

1223112313023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11352154.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 1223112313023 its reverse (3203132113221), we get a palindrome (4426244426244).

The spelling of 1223112313023 in words is "one trillion, two hundred twenty-three billion, one hundred twelve million, three hundred thirteen thousand, twenty-three".