1224103241421 has 12 divisors (see below), whose sum is σ = 1768174716672. Its totient is φ = 816057016776.

The previous prime is 1224103241419. The next prime is 1224103241423. The reversal of 1224103241421 is 1241423014221.

1224103241421 is a `hidden beast` number, since 1 + 2 + 2 + 410 + 3 + 241 + 4 + 2 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (1224103241419) and next prime (1224103241423).

It is not a de Polignac number, because 1224103241421 - 2¹ = 1224103241419 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1224103241423) 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 11 ways as a sum of consecutive naturals, for example, 303021 + ... + 1593746.

It is an arithmetic number, because the mean of its divisors is an integer number (147347893056).

Almost surely, 2^{1224103241421} is an apocalyptic number.

It is an amenable number.

1224103241421 is a deficient number, since it is larger than the sum of its proper divisors (544071475251).

1224103241421 is a wasteful number, since it uses less digits than its factorization.

1224103241421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1968480 (or 1968477 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

Adding to 1224103241421 its reverse (1241423014221), we get a palindrome (2465526255642).

The spelling of 1224103241421 in words is "one trillion, two hundred twenty-four billion, one hundred three million, two hundred forty-one thousand, four hundred twenty-one".