1224002423101 has 4 divisors (see below), whose sum is σ = 1224026091100. Its totient is φ = 1223978755104.

The previous prime is 1224002423071. The next prime is 1224002423107. The reversal of 1224002423101 is 1013242004221.

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 521138166201 + 702864256900 = 721899^2 + 838370^2 .

It is a cyclic number.

It is not a de Polignac number, because 1224002423101 - 2⁵ = 1224002423069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1224002423107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11756256 + ... + 11859913.

It is an arithmetic number, because the mean of its divisors is an integer number (306006522775).

Almost surely, 2^{1224002423101} is an apocalyptic number.

It is an amenable number.

1224002423101 is a deficient number, since it is larger than the sum of its proper divisors (23667999).

1224002423101 is an equidigital number, since it uses as much as digits as its factorization.

1224002423101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23667998.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 1224002423101 its reverse (1013242004221), we get a palindrome (2237244427322).

The spelling of 1224002423101 in words is "one trillion, two hundred twenty-four billion, two million, four hundred twenty-three thousand, one hundred one".