100421442231 has 8 divisors (see below), whose sum is σ = 146067552384. Its totient is φ = 60861480120.

The previous prime is 100421442227. The next prime is 100421442259. The reversal of 100421442231 is 132244124001.

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

It is not a de Polignac number, because 100421442231 - 2² = 100421442227 is a prime.

It is a super-2 number, since 2×100421442231² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100421442431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1521536971 + ... + 1521537036.

It is an arithmetic number, because the mean of its divisors is an integer number (18258444048).

Almost surely, 2^100421442231 is an apocalyptic number.

100421442231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

100421442231 is a deficient number, since it is larger than the sum of its proper divisors (45646110153).

100421442231 is a wasteful number, since it uses less digits than its factorization.

100421442231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3043074021.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 100421442231 its reverse (132244124001), we get a palindrome (232665566232).

The spelling of 100421442231 in words is "one hundred billion, four hundred twenty-one million, four hundred forty-two thousand, two hundred thirty-one".