101024240 has 40 divisors (see below), whose sum is σ = 237225888. Its totient is φ = 40006400.

The previous prime is 101024233. The next prime is 101024263. The reversal of 101024240 is 42420101.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1829 + ... + 14331.

Almost surely, 2^101024240 is an apocalyptic number.

101024240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 101024240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (118612944).

101024240 is an abundant number, since it is smaller than the sum of its proper divisors (136201648).

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

101024240 is a wasteful number, since it uses less digits than its factorization.

101024240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12617 (or 12611 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 101024240 is about 10051.0815338450. The cubic root of 101024240 is about 465.7382038764.

Adding to 101024240 its reverse (42420101), we get a palindrome (143444341).

The spelling of 101024240 in words is "one hundred one million, twenty-four thousand, two hundred forty".