40420224444113 has 2 divisors, whose sum is σ = 40420224444114. Its totient is φ = 40420224444112.

The previous prime is 40420224444077. The next prime is 40420224444163. The reversal of 40420224444113 is 31144442202404.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21063849874369 + 19356374569744 = 4589537^2 + 4399588^2 .

It is a cyclic number.

It is not a de Polignac number, because 40420224444113 - 2¹⁴ = 40420224427729 is a prime.

It is a super-2 number, since 2×40420224444113² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40420224444163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20210112222056 + 20210112222057.

It is an arithmetic number, because the mean of its divisors is an integer number (20210112222057).

Almost surely, 2^{40420224444113} is an apocalyptic number.

It is an amenable number.

40420224444113 is a deficient number, since it is larger than the sum of its proper divisors (1).

40420224444113 is an equidigital number, since it uses as much as digits as its factorization.

40420224444113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 98304, while the sum is 35.

Adding to 40420224444113 its reverse (31144442202404), we get a palindrome (71564666646517).

The spelling of 40420224444113 in words is "forty trillion, four hundred twenty billion, two hundred twenty-four million, four hundred forty-four thousand, one hundred thirteen".