110211120021 has 16 divisors (see below), whose sum is σ = 158624703360. Its totient is φ = 67856120640.

The previous prime is 110211119983. The next prime is 110211120049. The reversal of 110211120021 is 120021112011.

It is not a de Polignac number, because 110211120021 - 2⁶ = 110211119957 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 110211119979 and 110211120006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110211120821) 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, 27537010 + ... + 27541011.

It is an arithmetic number, because the mean of its divisors is an integer number (9914043960).

Almost surely, 2^110211120021 is an apocalyptic number.

It is an amenable number.

110211120021 is a deficient number, since it is larger than the sum of its proper divisors (48413583339).

110211120021 is a wasteful number, since it uses less digits than its factorization.

110211120021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55078076.

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

Adding to 110211120021 its reverse (120021112011), we get a palindrome (230232232032).

The spelling of 110211120021 in words is "one hundred ten billion, two hundred eleven million, one hundred twenty thousand, twenty-one".