101065240 has 16 divisors (see below), whose sum is σ = 227396880. Its totient is φ = 40426080.

The previous prime is 101065229. The next prime is 101065247. The reversal of 101065240 is 42560101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101065247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1263276 + ... + 1263355.

It is an arithmetic number, because the mean of its divisors is an integer number (14212305).

Almost surely, 2^101065240 is an apocalyptic number.

101065240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101065240 is an abundant number, since it is smaller than the sum of its proper divisors (126331640).

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

101065240 is a wasteful number, since it uses less digits than its factorization.

101065240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2526642 (or 2526638 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 101065240 is about 10053.1209084542. The cubic root of 101065240 is about 465.8012009145.

The spelling of 101065240 in words is "one hundred one million, sixty-five thousand, two hundred forty".