224104421389 has 2 divisors, whose sum is σ = 224104421390. Its totient is φ = 224104421388.

The previous prime is 224104421269. The next prime is 224104421417. The reversal of 224104421389 is 983124401422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 171796157289 + 52308264100 = 414483^2 + 228710^2 .

It is a cyclic number.

It is not a de Polignac number, because 224104421389 - 2¹⁵ = 224104388621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (224104422389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112052210694 + 112052210695.

It is an arithmetic number, because the mean of its divisors is an integer number (112052210695).

Almost surely, 2^224104421389 is an apocalyptic number.

It is an amenable number.

224104421389 is a deficient number, since it is larger than the sum of its proper divisors (1).

224104421389 is an equidigital number, since it uses as much as digits as its factorization.

224104421389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 110592, while the sum is 40.

The spelling of 224104421389 in words is "two hundred twenty-four billion, one hundred four million, four hundred twenty-one thousand, three hundred eighty-nine".