12421104259 has 2 divisors, whose sum is σ = 12421104260. Its totient is φ = 12421104258.

The previous prime is 12421104239. The next prime is 12421104307. The reversal of 12421104259 is 95240112421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12421104259 - 2¹⁵ = 12421071491 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12421104259.

It is not a weakly prime, because it can be changed into another prime (12421104209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6210552129 + 6210552130.

It is an arithmetic number, because the mean of its divisors is an integer number (6210552130).

Almost surely, 2^12421104259 is an apocalyptic number.

12421104259 is a deficient number, since it is larger than the sum of its proper divisors (1).

12421104259 is an equidigital number, since it uses as much as digits as its factorization.

12421104259 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 31.

The spelling of 12421104259 in words is "twelve billion, four hundred twenty-one million, one hundred four thousand, two hundred fifty-nine".