100021001000101 has 8 divisors (see below), whose sum is σ = 100082989528704. Its totient is φ = 99959013559440.

The previous prime is 100021001000083. The next prime is 100021001000113. The reversal of 100021001000101 is 101000100120001.

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 100021001000101 - 2⁷ = 100021000999973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100021001000131) 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, 261190096 + ... + 261572758.

It is an arithmetic number, because the mean of its divisors is an integer number (12510373691088).

Almost surely, 2^{100021001000101} is an apocalyptic number.

It is an amenable number.

100021001000101 is a deficient number, since it is larger than the sum of its proper divisors (61988528603).

100021001000101 is a wasteful number, since it uses less digits than its factorization.

100021001000101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 543971.

The product of its (nonzero) digits is 2, while the sum is 7.

Adding to 100021001000101 its reverse (101000100120001), we get a palindrome (201021101120102).

The spelling of 100021001000101 in words is "one hundred trillion, twenty-one billion, one million, one hundred one", and thus it is an aban number.