100110211100021 has 16 divisors (see below), whose sum is σ = 101348021698560. Its totient is φ = 98873160149040.

The previous prime is 100110211099967. The next prime is 100110211100047. The reversal of 100110211100021 is 120001112011001.

It is a cyclic number.

It is not a de Polignac number, because 100110211100021 - 2³⁴ = 100093031230837 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100110211099975 and 100110211100011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100110211120021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5730070316 + ... + 5730087786.

It is an arithmetic number, because the mean of its divisors is an integer number (6334251356160).

Almost surely, 2^{100110211100021} is an apocalyptic number.

It is an amenable number.

100110211100021 is a deficient number, since it is larger than the sum of its proper divisors (1237810598539).

100110211100021 is a wasteful number, since it uses less digits than its factorization.

100110211100021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35176.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 100110211100021 its reverse (120001112011001), we get a palindrome (220111323111022).

The spelling of 100110211100021 in words is "one hundred trillion, one hundred ten billion, two hundred eleven million, one hundred thousand, twenty-one".