101043040 has 48 divisors (see below), whose sum is σ = 272819232. Its totient is φ = 34642944.

The previous prime is 101043031. The next prime is 101043067. The reversal of 101043040 is 40340101.

It is a self number, because there is not a number n which added to its sum of digits gives 101043040.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 43989 + ... + 46228.

It is an arithmetic number, because the mean of its divisors is an integer number (5683734).

Almost surely, 2^101043040 is an apocalyptic number.

101043040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101043040 is an abundant number, since it is smaller than the sum of its proper divisors (171776192).

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

101043040 is an equidigital number, since it uses as much as digits as its factorization.

101043040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90239 (or 90231 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 101043040 is about 10052.0167130780. The cubic root of 101043040 is about 465.7670924386.

Adding to 101043040 its reverse (40340101), we get a palindrome (141383141).

The spelling of 101043040 in words is "one hundred one million, forty-three thousand, forty".