24221012279 has 2 divisors, whose sum is σ = 24221012280. Its totient is φ = 24221012278.

The previous prime is 24221012239. The next prime is 24221012281. The reversal of 24221012279 is 97221012242.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 24221012279 - 2²⁴ = 24204235063 is a prime.

Together with 24221012281, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (24221012239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12110506139 + 12110506140.

It is an arithmetic number, because the mean of its divisors is an integer number (12110506140).

Almost surely, 2^24221012279 is an apocalyptic number.

24221012279 is a deficient number, since it is larger than the sum of its proper divisors (1).

24221012279 is an equidigital number, since it uses as much as digits as its factorization.

24221012279 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 32.

The spelling of 24221012279 in words is "twenty-four billion, two hundred twenty-one million, twelve thousand, two hundred seventy-nine".