100021000110201 has 32 divisors (see below), whose sum is σ = 149736919633280. Its totient is φ = 65979995516928.

The previous prime is 100021000110149. The next prime is 100021000110223. The reversal of 100021000110201 is 102011000120001.

It is a happy number.

It is not a de Polignac number, because 100021000110201 - 2⁶ = 100021000110137 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100021000110401) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9231945 + ... + 16889961.

It is an arithmetic number, because the mean of its divisors is an integer number (4679278738540).

Almost surely, 2^{100021000110201} is an apocalyptic number.

It is an amenable number.

100021000110201 is a deficient number, since it is larger than the sum of its proper divisors (49715919523079).

100021000110201 is an equidigital number, since it uses as much as digits as its factorization.

100021000110201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7663110 (or 7663104 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 100021000110201 its reverse (102011000120001), we get a palindrome (202032000230202).

The spelling of 100021000110201 in words is "one hundred trillion, twenty-one billion, one hundred ten thousand, two hundred one".