40220101193 has 2 divisors, whose sum is σ = 40220101194. Its totient is φ = 40220101192.

The previous prime is 40220101169. The next prime is 40220101199. The reversal of 40220101193 is 39110102204.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40191027529 + 29073664 = 200477^2 + 5392^2 .

It is a cyclic number.

It is not a de Polignac number, because 40220101193 - 2¹⁴ = 40220084809 is a prime.

It is not a weakly prime, because it can be changed into another prime (40220101199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20110050596 + 20110050597.

It is an arithmetic number, because the mean of its divisors is an integer number (20110050597).

Almost surely, 2^40220101193 is an apocalyptic number.

It is an amenable number.

40220101193 is a deficient number, since it is larger than the sum of its proper divisors (1).

40220101193 is an equidigital number, since it uses as much as digits as its factorization.

40220101193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 40220101193 its reverse (39110102204), we get a palindrome (79330203397).

The spelling of 40220101193 in words is "forty billion, two hundred twenty million, one hundred one thousand, one hundred ninety-three".