100110002121021 has 8 divisors (see below), whose sum is σ = 133481303212480. Its totient is φ = 66739351221792.

The previous prime is 100110002120981. The next prime is 100110002121049. The reversal of 100110002121021 is 120121200011001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 100110002121021 - 2⁶ = 100110002120957 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100110002120988 and 100110002121006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100110002131021) 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, 162188680 + ... + 162804753.

It is an arithmetic number, because the mean of its divisors is an integer number (16685162901560).

Almost surely, 2^{100110002121021} is an apocalyptic number.

It is an amenable number.

100110002121021 is a deficient number, since it is larger than the sum of its proper divisors (33371301091459).

100110002121021 is a wasteful number, since it uses less digits than its factorization.

100110002121021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325096115.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 100110002121021 its reverse (120121200011001), we get a palindrome (220231202132022).

The spelling of 100110002121021 in words is "one hundred trillion, one hundred ten billion, two million, one hundred twenty-one thousand, twenty-one".