1224413121301 has 4 divisors (see below), whose sum is σ = 1296437422572. Its totient is φ = 1152388820032.

The previous prime is 1224413121181. The next prime is 1224413121313. The reversal of 1224413121301 is 1031213144221.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 588901225201 + 635511896100 = 767399^2 + 797190^2 .

It is a cyclic number.

It is not a de Polignac number, because 1224413121301 - 2¹⁹ = 1224412597013 is a prime.

It is a super-2 number, since 2×1224413121301² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1224413121361) 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, 36012150610 + ... + 36012150643.

It is an arithmetic number, because the mean of its divisors is an integer number (324109355643).

Almost surely, 2^{1224413121301} is an apocalyptic number.

It is an amenable number.

1224413121301 is a deficient number, since it is larger than the sum of its proper divisors (72024301271).

1224413121301 is an equidigital number, since it uses as much as digits as its factorization.

1224413121301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72024301270.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 1224413121301 its reverse (1031213144221), we get a palindrome (2255626265522).

The spelling of 1224413121301 in words is "one trillion, two hundred twenty-four billion, four hundred thirteen million, one hundred twenty-one thousand, three hundred one".