1223122203023 has 16 divisors (see below), whose sum is σ = 1442763528960. Its totient is φ = 1015238702016.

The previous prime is 1223122203001. The next prime is 1223122203041. The reversal of 1223122203023 is 3203022213221.

It is not a de Polignac number, because 1223122203023 - 2¹⁰ = 1223122201999 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1223122203023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1223122203053) 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, 22073486 + ... + 22128827.

It is an arithmetic number, because the mean of its divisors is an integer number (90172720560).

Almost surely, 2^{1223122203023} is an apocalyptic number.

1223122203023 is a deficient number, since it is larger than the sum of its proper divisors (219641325937).

1223122203023 is an equidigital number, since it uses as much as digits as its factorization.

1223122203023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44202446.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 1223122203023 its reverse (3203022213221), we get a palindrome (4426144416244).

The spelling of 1223122203023 in words is "one trillion, two hundred twenty-three billion, one hundred twenty-two million, two hundred three thousand, twenty-three".