40122341293 has 2 divisors, whose sum is σ = 40122341294. Its totient is φ = 40122341292.

The previous prime is 40122341251. The next prime is 40122341341. The reversal of 40122341293 is 39214322104.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36491314729 + 3631026564 = 191027^2 + 60258^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40122341293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40122371293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20061170646 + 20061170647.

It is an arithmetic number, because the mean of its divisors is an integer number (20061170647).

Almost surely, 2^40122341293 is an apocalyptic number.

It is an amenable number.

40122341293 is a deficient number, since it is larger than the sum of its proper divisors (1).

40122341293 is an equidigital number, since it uses as much as digits as its factorization.

40122341293 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 31.

Adding to 40122341293 its reverse (39214322104), we get a palindrome (79336663397).

The spelling of 40122341293 in words is "forty billion, one hundred twenty-two million, three hundred forty-one thousand, two hundred ninety-three".