1223300221023 has 16 divisors (see below), whose sum is σ = 1640440727136. Its totient is φ = 810858332160.

The previous prime is 1223300221001. The next prime is 1223300221081. The reversal of 1223300221023 is 3201220033221.

It is a happy number.

It is not a de Polignac number, because 1223300221023 - 2⁵ = 1223300220991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1223300225023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1049286 + ... + 1883507.

It is an arithmetic number, because the mean of its divisors is an integer number (102527545446).

Almost surely, 2^{1223300221023} is an apocalyptic number.

1223300221023 is a deficient number, since it is larger than the sum of its proper divisors (417140506113).

1223300221023 is a wasteful number, since it uses less digits than its factorization.

1223300221023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2933594.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 1223300221023 its reverse (3201220033221), we get a palindrome (4424520254244).

The spelling of 1223300221023 in words is "one trillion, two hundred twenty-three billion, three hundred million, two hundred twenty-one thousand, twenty-three".