100244043331421 has 8 divisors (see below), whose sum is σ = 109399541133600. Its totient is φ = 91095612688240.

The previous prime is 100244043331357. The next prime is 100244043331477. The reversal of 100244043331421 is 124133340442001.

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

It is a cyclic number.

It is not a de Polignac number, because 100244043331421 - 2⁶ = 100244043331357 is a prime.

It is a super-2 number, since 2×100244043331421² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100244043331721) 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, 1766760086 + ... + 1766816823.

It is an arithmetic number, because the mean of its divisors is an integer number (13674942641700).

Almost surely, 2^{100244043331421} is an apocalyptic number.

100244043331421 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

100244043331421 is a deficient number, since it is larger than the sum of its proper divisors (9155497802179).

100244043331421 is a wasteful number, since it uses less digits than its factorization.

100244043331421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3533579499.

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 100244043331421 its reverse (124133340442001), we get a palindrome (224377383773422).

The spelling of 100244043331421 in words is "one hundred trillion, two hundred forty-four billion, forty-three million, three hundred thirty-one thousand, four hundred twenty-one".