100001113421 has 8 divisors (see below), whose sum is σ = 109335096000. Its totient is φ = 90707626240.

The previous prime is 100001113409. The next prime is 100001113423. The reversal of 100001113421 is 124311100001.

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

It is not a de Polignac number, because 100001113421 - 2⁶ = 100001113357 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100001113396 and 100001113405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100001113423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10118681 + ... + 10128558.

It is an arithmetic number, because the mean of its divisors is an integer number (13666887000).

Almost surely, 2^100001113421 is an apocalyptic number.

100001113421 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

100001113421 is a deficient number, since it is larger than the sum of its proper divisors (9333982579).

100001113421 is a wasteful number, since it uses less digits than its factorization.

100001113421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20247699.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 100001113421 its reverse (124311100001), we get a palindrome (224312213422).

The spelling of 100001113421 in words is "one hundred billion, one million, one hundred thirteen thousand, four hundred twenty-one".