1223300221022 has 32 divisors (see below), whose sum is σ = 2037170663424. Its totient is φ = 550848739320.

The previous prime is 1223300221001. The next prime is 1223300221081. The reversal of 1223300221022 is 2201220033221.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1223300220985 and 1223300221003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1862558 + ... + 2432225.

It is an arithmetic number, because the mean of its divisors is an integer number (63661583232).

Almost surely, 2^{1223300221022} is an apocalyptic number.

1223300221022 is a deficient number, since it is larger than the sum of its proper divisors (813870442402).

1223300221022 is a wasteful number, since it uses less digits than its factorization.

1223300221022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4294925 (or 4294903 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 1223300221022 its reverse (2201220033221), we get a palindrome (3424520254243).

The spelling of 1223300221022 in words is "one trillion, two hundred twenty-three billion, three hundred million, two hundred twenty-one thousand, twenty-two".