101330242440 has 64 divisors (see below), whose sum is σ = 347417976960. Its totient is φ = 23161198080.

The previous prime is 101330242379. The next prime is 101330242441. The reversal of 101330242440 is 44242033101.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 101330242440.

It is not an unprimeable number, because it can be changed into a prime (101330242441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60314781 + ... + 60316460.

It is an arithmetic number, because the mean of its divisors is an integer number (5428405890).

Almost surely, 2^101330242440 is an apocalyptic number.

101330242440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101330242440 is an abundant number, since it is smaller than the sum of its proper divisors (246087734520).

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

101330242440 is a wasteful number, since it uses less digits than its factorization.

101330242440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120631262 (or 120631258 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 101330242440 its reverse (44242033101), we get a palindrome (145572275541).

The spelling of 101330242440 in words is "one hundred one billion, three hundred thirty million, two hundred forty-two thousand, four hundred forty".