40211404231 has 2 divisors, whose sum is σ = 40211404232. Its totient is φ = 40211404230.

The previous prime is 40211404193. The next prime is 40211404241. The reversal of 40211404231 is 13240411204.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40211404231 - 2¹⁵ = 40211371463 is a prime.

It is a super-2 number, since 2×40211404231² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40211404241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20105702115 + 20105702116.

It is an arithmetic number, because the mean of its divisors is an integer number (20105702116).

Almost surely, 2^40211404231 is an apocalyptic number.

40211404231 is a deficient number, since it is larger than the sum of its proper divisors (1).

40211404231 is an equidigital number, since it uses as much as digits as its factorization.

40211404231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 40211404231 its reverse (13240411204), we get a palindrome (53451815435).

The spelling of 40211404231 in words is "forty billion, two hundred eleven million, four hundred four thousand, two hundred thirty-one".