40421041111 has 6 divisors (see below), whose sum is σ = 44429739536. Its totient is φ = 36746400900.

The previous prime is 40421041099. The next prime is 40421041153. The reversal of 40421041111 is 11114012404.

It is not a de Polignac number, because 40421041111 - 2⁷ = 40421040983 is a prime.

It is a super-2 number, since 2×40421041111² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40421041181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 167028975 + ... + 167029216.

Almost surely, 2^40421041111 is an apocalyptic number.

40421041111 is a deficient number, since it is larger than the sum of its proper divisors (4008698425).

40421041111 is a wasteful number, since it uses less digits than its factorization.

40421041111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334058213 (or 334058202 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 40421041111 its reverse (11114012404), we get a palindrome (51535053515).

The spelling of 40421041111 in words is "forty billion, four hundred twenty-one million, forty-one thousand, one hundred eleven".