40220000004193 has 2 divisors, whose sum is σ = 40220000004194. Its totient is φ = 40220000004192.

The previous prime is 40220000004181. The next prime is 40220000004241. The reversal of 40220000004193 is 39140000002204.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38539909634704 + 1680090369489 = 6208052^2 + 1296183^2 .

It is a cyclic number.

It is not a de Polignac number, because 40220000004193 - 2²⁹ = 40219463133281 is a prime.

It is not a weakly prime, because it can be changed into another prime (40220000004493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20110000002096 + 20110000002097.

It is an arithmetic number, because the mean of its divisors is an integer number (20110000002097).

Almost surely, 2^{40220000004193} is an apocalyptic number.

It is an amenable number.

40220000004193 is a deficient number, since it is larger than the sum of its proper divisors (1).

40220000004193 is an equidigital number, since it uses as much as digits as its factorization.

40220000004193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 40220000004193 its reverse (39140000002204), we get a palindrome (79360000006397).

The spelling of 40220000004193 in words is "forty trillion, two hundred twenty billion, four thousand, one hundred ninety-three".