110010100021 has 8 divisors (see below), whose sum is σ = 115112914560. Its totient is φ = 104933932752.

The previous prime is 110010100019. The next prime is 110010100033. The reversal of 110010100021 is 120001010011.

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 110010100021 - 2¹ = 110010100019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110010099977 and 110010100013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110010100621) 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, 6653370 + ... + 6669883.

It is an arithmetic number, because the mean of its divisors is an integer number (14389114320).

Almost surely, 2^110010100021 is an apocalyptic number.

It is an amenable number.

110010100021 is a deficient number, since it is larger than the sum of its proper divisors (5102814539).

110010100021 is a wasteful number, since it uses less digits than its factorization.

110010100021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13323635.

The product of its (nonzero) digits is 2, while the sum is 7.

Adding to 110010100021 its reverse (120001010011), we get a palindrome (230011110032).

The spelling of 110010100021 in words is "one hundred ten billion, ten million, one hundred thousand, twenty-one".