224842121291 has 2 divisors, whose sum is σ = 224842121292. Its totient is φ = 224842121290.

The previous prime is 224842121281. The next prime is 224842121303. The reversal of 224842121291 is 192121248422.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-224842121291 is a prime.

It is a super-3 number, since 3×224842121291³ (a number of 35 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (224842121201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112421060645 + 112421060646.

It is an arithmetic number, because the mean of its divisors is an integer number (112421060646).

Almost surely, 2^224842121291 is an apocalyptic number.

224842121291 is a deficient number, since it is larger than the sum of its proper divisors (1).

224842121291 is an equidigital number, since it uses as much as digits as its factorization.

224842121291 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36864, while the sum is 38.

The spelling of 224842121291 in words is "two hundred twenty-four billion, eight hundred forty-two million, one hundred twenty-one thousand, two hundred ninety-one".