40131101043 has 12 divisors (see below), whose sum is σ = 63236886648. Its totient is φ = 24321879360.

The previous prime is 40131101041. The next prime is 40131101053. The reversal of 40131101043 is 34010113104.

It is not a de Polignac number, because 40131101043 - 2¹ = 40131101041 is a prime.

It is a super-2 number, since 2×40131101043² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40131101041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 202682230 + ... + 202682427.

It is an arithmetic number, because the mean of its divisors is an integer number (5269740554).

Almost surely, 2^40131101043 is an apocalyptic number.

40131101043 is a deficient number, since it is larger than the sum of its proper divisors (23105785605).

40131101043 is a wasteful number, since it uses less digits than its factorization.

40131101043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 405364674 (or 405364671 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 40131101043 its reverse (34010113104), we get a palindrome (74141214147).

The spelling of 40131101043 in words is "forty billion, one hundred thirty-one million, one hundred one thousand, forty-three".