100421150 has 24 divisors (see below), whose sum is σ = 187290840. Its totient is φ = 40059360.

The previous prime is 100421149. The next prime is 100421173. The reversal of 100421150 is 51124001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17321 + ... + 22379.

It is an arithmetic number, because the mean of its divisors is an integer number (7803785).

Almost surely, 2^100421150 is an apocalyptic number.

100421150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100421150 is a deficient number, since it is larger than the sum of its proper divisors (86869690).

100421150 is a wasteful number, since it uses less digits than its factorization.

100421150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5468 (or 5463 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 14.

The square root of 100421150 is about 10021.0353756486. The cubic root of 100421150 is about 464.8095724677.

Adding to 100421150 its reverse (51124001), we get a palindrome (151545151).

The spelling of 100421150 in words is "one hundred million, four hundred twenty-one thousand, one hundred fifty".