40304031211 has 2 divisors, whose sum is σ = 40304031212. Its totient is φ = 40304031210.

The previous prime is 40304031197. The next prime is 40304031277. The reversal of 40304031211 is 11213040304.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40304031211 - 2⁵ = 40304031179 is a prime.

It is not a weakly prime, because it can be changed into another prime (40304031281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20152015605 + 20152015606.

It is an arithmetic number, because the mean of its divisors is an integer number (20152015606).

Almost surely, 2^40304031211 is an apocalyptic number.

40304031211 is a deficient number, since it is larger than the sum of its proper divisors (1).

40304031211 is an equidigital number, since it uses as much as digits as its factorization.

40304031211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 40304031211 its reverse (11213040304), we get a palindrome (51517071515).

The spelling of 40304031211 in words is "forty billion, three hundred four million, thirty-one thousand, two hundred eleven".