100002021101 has 4 divisors (see below), whose sum is σ = 100008724704. Its totient is φ = 99995317500.

The previous prime is 100002021089. The next prime is 100002021107. The reversal of 100002021101 is 101120200001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 100002021101 - 2¹⁴ = 100002004717 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 (100002021107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3329375 + ... + 3359276.

It is an arithmetic number, because the mean of its divisors is an integer number (25002181176).

Almost surely, 2^100002021101 is an apocalyptic number.

It is an amenable number.

100002021101 is a deficient number, since it is larger than the sum of its proper divisors (6703603).

100002021101 is an equidigital number, since it uses as much as digits as its factorization.

100002021101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6703602.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 100002021101 its reverse (101120200001), we get a palindrome (201122221102).

The spelling of 100002021101 in words is "one hundred billion, two million, twenty-one thousand, one hundred one".