40110100101 has 20 divisors (see below), whose sum is σ = 63442121292. Its totient is φ = 25167120768.

The previous prime is 40110100097. The next prime is 40110100111. The reversal of 40110100101 is 10100101104.

It can be written as a sum of positive squares in 2 ways, for example, as 13752252900 + 26357847201 = 117270^2 + 162351^2 .

It is not a de Polignac number, because 40110100101 - 2² = 40110100097 is a prime.

It is a super-2 number, since 2×40110100101² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40110100111) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 14562930 + ... + 14565683.

Almost surely, 2^40110100101 is an apocalyptic number.

It is an amenable number.

40110100101 is a deficient number, since it is larger than the sum of its proper divisors (23332021191).

40110100101 is a wasteful number, since it uses less digits than its factorization.

40110100101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29128642 (or 29128633 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 40110100101 its reverse (10100101104), we get a palindrome (50210201205).

The spelling of 40110100101 in words is "forty billion, one hundred ten million, one hundred thousand, one hundred one".