100021102001 has 8 divisors (see below), whose sum is σ = 101101862400. Its totient is φ = 98943307920.

The previous prime is 100021101989. The next prime is 100021102009. The reversal of 100021102001 is 100201120001.

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 100021102001 - 2¹⁴ = 100021085617 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100021102001.

It is not an unprimeable number, because it can be changed into a prime (100021102009) 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, 673745 + ... + 808686.

It is an arithmetic number, because the mean of its divisors is an integer number (12637732800).

Almost surely, 2^100021102001 is an apocalyptic number.

It is an amenable number.

100021102001 is a deficient number, since it is larger than the sum of its proper divisors (1080760399).

100021102001 is a wasteful number, since it uses less digits than its factorization.

100021102001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1483159.

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

Adding to 100021102001 its reverse (100201120001), we get a palindrome (200222222002).

The spelling of 100021102001 in words is "one hundred billion, twenty-one million, one hundred two thousand, one".