40224242213 has 2 divisors, whose sum is σ = 40224242214. Its totient is φ = 40224242212.

The previous prime is 40224242189. The next prime is 40224242309. The reversal of 40224242213 is 31224242204.

40224242213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38534867809 + 1689374404 = 196303^2 + 41102^2 .

It is a cyclic number.

It is not a de Polignac number, because 40224242213 - 2⁸ = 40224241957 is a prime.

It is a super-2 number, since 2×40224242213² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40224242413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20112121106 + 20112121107.

It is an arithmetic number, because the mean of its divisors is an integer number (20112121107).

Almost surely, 2^40224242213 is an apocalyptic number.

It is an amenable number.

40224242213 is a deficient number, since it is larger than the sum of its proper divisors (1).

40224242213 is an equidigital number, since it uses as much as digits as its factorization.

40224242213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 40224242213 its reverse (31224242204), we get a palindrome (71448484417).

Subtracting from 40224242213 its reverse (31224242204), we obtain a palindrome (9000000009).

The spelling of 40224242213 in words is "forty billion, two hundred twenty-four million, two hundred forty-two thousand, two hundred thirteen".