100115421146 has 8 divisors (see below), whose sum is σ = 161724911124. Its totient is φ = 46207117440.

The previous prime is 100115421143. The next prime is 100115421233. The reversal of 100115421146 is 641124511001.

100115421146 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 99281077921 + 834343225 = 315089^2 + 28885^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (26), and also a Moran number because the ratio is a prime number: 3850593121 = 100115421146 / (1 + 0 + 0 + 1 + 1 + 5 + 4 + 2 + 1 + 1 + 4 + 6).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (100115421143) 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, 1925296535 + ... + 1925296586.

Almost surely, 2^100115421146 is an apocalyptic number.

100115421146 is a deficient number, since it is larger than the sum of its proper divisors (61609489978).

100115421146 is a wasteful number, since it uses less digits than its factorization.

100115421146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3850593136.

The product of its (nonzero) digits is 960, while the sum is 26.

Adding to 100115421146 its reverse (641124511001), we get a palindrome (741239932147).

The spelling of 100115421146 in words is "one hundred billion, one hundred fifteen million, four hundred twenty-one thousand, one hundred forty-six".