100002111001021 has 8 divisors (see below), whose sum is σ = 100134197496000. Its totient is φ = 99870026286240.

The previous prime is 100002111000991. The next prime is 100002111001069. The reversal of 100002111001021 is 120100111200001.

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 100002111001021 - 2³¹ = 99999963517373 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100002111000989 and 100002111001007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100002111001621) 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, 142061680 + ... + 142763878.

It is an arithmetic number, because the mean of its divisors is an integer number (12516774687000).

Almost surely, 2^{100002111001021} is an apocalyptic number.

It is an amenable number.

100002111001021 is a deficient number, since it is larger than the sum of its proper divisors (132086494979).

100002111001021 is an equidigital number, since it uses as much as digits as its factorization.

100002111001021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 890099.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 100002111001021 its reverse (120100111200001), we get a palindrome (220102222201022).

The spelling of 100002111001021 in words is "one hundred trillion, two billion, one hundred eleven million, one thousand, twenty-one".