1110210100021 has 8 divisors (see below), whose sum is σ = 1215417934944. Its totient is φ = 1005715539120.

The previous prime is 1110210100019. The next prime is 1110210100061. The reversal of 1110210100021 is 1200010120111.

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 1110210100021 - 2¹ = 1110210100019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1110210099980 and 1110210100007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1110210100061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 178315246 + ... + 178321471.

It is an arithmetic number, because the mean of its divisors is an integer number (151927241868).

Almost surely, 2^{1110210100021} is an apocalyptic number.

1110210100021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1110210100021 is a deficient number, since it is larger than the sum of its proper divisors (105207834923).

1110210100021 is a wasteful number, since it uses less digits than its factorization.

1110210100021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356637011.

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

Adding to 1110210100021 its reverse (1200010120111), we get a palindrome (2310220220132).

The spelling of 1110210100021 in words is "one trillion, one hundred ten billion, two hundred ten million, one hundred thousand, twenty-one".