101104240 has 20 divisors (see below), whose sum is σ = 235067544. Its totient is φ = 40441664.

The previous prime is 101104217. The next prime is 101104271. The reversal of 101104240 is 42401101.

It is a tau number, because it is divible by the number of its divisors (20).

It is a self number, because there is not a number n which added to its sum of digits gives 101104240.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 631822 + ... + 631981.

Almost surely, 2^101104240 is an apocalyptic number.

101104240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101104240 is an abundant number, since it is smaller than the sum of its proper divisors (133963304).

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

101104240 is a wasteful number, since it uses less digits than its factorization.

101104240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1263816 (or 1263810 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 101104240 is about 10055.0604175211. The cubic root of 101104240 is about 465.8611091171.

Adding to 101104240 its reverse (42401101), we get a palindrome (143505341).

The spelling of 101104240 in words is "one hundred one million, one hundred four thousand, two hundred forty".