421001033311101 has 8 divisors (see below), whose sum is σ = 561335014102464. Its totient is φ = 280667204030240.

The previous prime is 421001033311081. The next prime is 421001033311127. The reversal of 421001033311101 is 101113330100124.

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 421001033311101 - 2¹⁵ = 421001033278333 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421001033311151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31227201 + ... + 42627926.

It is an arithmetic number, because the mean of its divisors is an integer number (70166876762808).

Almost surely, 2^{421001033311101} is an apocalyptic number.

It is an amenable number.

421001033311101 is a deficient number, since it is larger than the sum of its proper divisors (140333980791363).

421001033311101 is a wasteful number, since it uses less digits than its factorization.

421001033311101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75755251.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 421001033311101 its reverse (101113330100124), we get a palindrome (522114363411225).

The spelling of 421001033311101 in words is "four hundred twenty-one trillion, one billion, thirty-three million, three hundred eleven thousand, one hundred one".