101140044 has 12 divisors (see below), whose sum is σ = 235993464. Its totient is φ = 33713344.

The previous prime is 101140027. The next prime is 101140063. The reversal of 101140044 is 440041101.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 4214157 + ... + 4214180.

It is an arithmetic number, because the mean of its divisors is an integer number (19666122).

Almost surely, 2^101140044 is an apocalyptic number.

It is an amenable number.

101140044 is an abundant number, since it is smaller than the sum of its proper divisors (134853420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101140044 is a wasteful number, since it uses less digits than its factorization.

101140044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8428344 (or 8428342 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 101140044 is about 10056.8406569857. The cubic root of 101140044 is about 465.9160943568.

Adding to 101140044 its reverse (440041101), we get a palindrome (541181145).

The spelling of 101140044 in words is "one hundred one million, one hundred forty thousand, forty-four".