40101111431 has 2 divisors, whose sum is σ = 40101111432. Its totient is φ = 40101111430.

The previous prime is 40101111397. The next prime is 40101111461. The reversal of 40101111431 is 13411110104.

40101111431 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40101111431 - 2³⁴ = 22921242247 is a prime.

It is a super-2 number, since 2×40101111431² (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 (40101111461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20050555715 + 20050555716.

It is an arithmetic number, because the mean of its divisors is an integer number (20050555716).

Almost surely, 2^40101111431 is an apocalyptic number.

40101111431 is a deficient number, since it is larger than the sum of its proper divisors (1).

40101111431 is an equidigital number, since it uses as much as digits as its factorization.

40101111431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 40101111431 its reverse (13411110104), we get a palindrome (53512221535).

The spelling of 40101111431 in words is "forty billion, one hundred one million, one hundred eleven thousand, four hundred thirty-one".