100115250000 has 280 divisors, whose sum is σ = 334505093280. Its totient is φ = 25771200000.

The previous prime is 100115249959. The next prime is 100115250023. The reversal of 100115250000 is 52511001.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 21747699 + ... + 21752301.

Almost surely, 2^100115250000 is an apocalyptic number.

100115250000 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 100115250000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (167252546640).

100115250000 is an abundant number, since it is smaller than the sum of its proper divisors (234389843280).

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

100115250000 is an frugal number, since it uses more digits than its factorization.

100115250000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4673 (or 4642 counting only the distinct ones).

The product of its (nonzero) digits is 50, while the sum is 15.

Adding to 100115250000 its reverse (52511001), we get a palindrome (100167761001).

The spelling of 100115250000 in words is "one hundred billion, one hundred fifteen million, two hundred fifty thousand".