100001202240 has 112 divisors (see below), whose sum is σ = 317806303680. Its totient is φ = 26641582080.

The previous prime is 100001202239. The next prime is 100001202269. The reversal of 100001202240 is 42202100001.

It is a Harshad number since it is a multiple of its sum of digits (12).

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 15 ways as a sum of consecutive naturals, for example, 969471 + ... + 1067649.

Almost surely, 2^100001202240 is an apocalyptic number.

100001202240 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 100001202240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158903151840).

100001202240 is an abundant number, since it is smaller than the sum of its proper divisors (217805101440).

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

100001202240 is a wasteful number, since it uses less digits than its factorization.

100001202240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99260 (or 99250 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 100001202240 its reverse (42202100001), we get a palindrome (142203302241).

The spelling of 100001202240 in words is "one hundred billion, one million, two hundred two thousand, two hundred forty".