24271220213 has 2 divisors, whose sum is σ = 24271220214. Its totient is φ = 24271220212.

The previous prime is 24271220201. The next prime is 24271220243. The reversal of 24271220213 is 31202217242.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18712324849 + 5558895364 = 136793^2 + 74558^2 .

It is a cyclic number.

It is not a de Polignac number, because 24271220213 - 2¹⁸ = 24270958069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (24271220243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12135610106 + 12135610107.

It is an arithmetic number, because the mean of its divisors is an integer number (12135610107).

Almost surely, 2^24271220213 is an apocalyptic number.

It is an amenable number.

24271220213 is a deficient number, since it is larger than the sum of its proper divisors (1).

24271220213 is an equidigital number, since it uses as much as digits as its factorization.

24271220213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2688, while the sum is 26.

Adding to 24271220213 its reverse (31202217242), we get a palindrome (55473437455).

The spelling of 24271220213 in words is "twenty-four billion, two hundred seventy-one million, two hundred twenty thousand, two hundred thirteen".