110210211212221 has 8 divisors (see below), whose sum is σ = 110304405517824. Its totient is φ = 110116018389360.

The previous prime is 110210211212209. The next prime is 110210211212263. The reversal of 110210211212221 is 122212112012011.

It is a happy number.

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 110210211212221 - 2⁷ = 110210211212093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110210211212201) 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, 190048716 + ... + 190627738.

It is an arithmetic number, because the mean of its divisors is an integer number (13788050689728).

Almost surely, 2^{110210211212221} is an apocalyptic number.

It is an amenable number.

110210211212221 is a deficient number, since it is larger than the sum of its proper divisors (94194305603).

110210211212221 is a wasteful number, since it uses less digits than its factorization.

110210211212221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 741371.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 110210211212221 its reverse (122212112012011), we get a palindrome (232422323224232).

The spelling of 110210211212221 in words is "one hundred ten trillion, two hundred ten billion, two hundred eleven million, two hundred twelve thousand, two hundred twenty-one".