40231344111 has 24 divisors (see below), whose sum is σ = 62409473280. Its totient is φ = 22985715312.

The previous prime is 40231344103. The next prime is 40231344113. The reversal of 40231344111 is 11144313204.

It is not a de Polignac number, because 40231344111 - 2³ = 40231344103 is a prime.

It is a super-2 number, since 2×40231344111² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40231344113) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1118160 + ... + 1153578.

It is an arithmetic number, because the mean of its divisors is an integer number (2600394720).

Almost surely, 2^40231344111 is an apocalyptic number.

40231344111 is a deficient number, since it is larger than the sum of its proper divisors (22178129169).

40231344111 is a wasteful number, since it uses less digits than its factorization.

40231344111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43163 (or 43156 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 40231344111 its reverse (11144313204), we get a palindrome (51375657315).

The spelling of 40231344111 in words is "forty billion, two hundred thirty-one million, three hundred forty-four thousand, one hundred eleven".