1223124223201 has 4 divisors (see below), whose sum is σ = 1229957319600. Its totient is φ = 1216291126804.

The previous prime is 1223124223163. The next prime is 1223124223271. The reversal of 1223124223201 is 1023224213221.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1223124223201 - 2⁹ = 1223124222689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1223124223271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3416547931 + ... + 3416548288.

It is an arithmetic number, because the mean of its divisors is an integer number (307489329900).

Almost surely, 2^{1223124223201} is an apocalyptic number.

It is an amenable number.

1223124223201 is a deficient number, since it is larger than the sum of its proper divisors (6833096399).

1223124223201 is an equidigital number, since it uses as much as digits as its factorization.

1223124223201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6833096398.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 1223124223201 its reverse (1023224213221), we get a palindrome (2246348436422).

The spelling of 1223124223201 in words is "one trillion, two hundred twenty-three billion, one hundred twenty-four million, two hundred twenty-three thousand, two hundred one".