100001010022101 has 12 divisors (see below), whose sum is σ = 149105448635520. Its totient is φ = 64516780659240.

The previous prime is 100001010022031. The next prime is 100001010022127. The reversal of 100001010022101 is 101220010100001.

It is a happy number.

It is not a de Polignac number, because 100001010022101 - 2⁷ = 100001010021973 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100001010022201) 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 11 ways as a sum of consecutive naturals, for example, 179213279331 + ... + 179213279888.

It is an arithmetic number, because the mean of its divisors is an integer number (12425454052960).

Almost surely, 2^{100001010022101} is an apocalyptic number.

It is an amenable number.

100001010022101 is a deficient number, since it is larger than the sum of its proper divisors (49104438613419).

100001010022101 is a wasteful number, since it uses less digits than its factorization.

100001010022101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358426559256 (or 358426559253 counting only the distinct ones).

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

Adding to 100001010022101 its reverse (101220010100001), we get a palindrome (201221020122102).

The spelling of 100001010022101 in words is "one hundred trillion, one billion, ten million, twenty-two thousand, one hundred one".