110210012221 has 16 divisors (see below), whose sum is σ = 121248187200. Its totient is φ = 99769840128.

The previous prime is 110210012207. The next prime is 110210012233. The reversal of 110210012221 is 122210012011.

It is a cyclic number.

It is not a de Polignac number, because 110210012221 - 2¹³ = 110210004029 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 (110210012021) 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, 977575 + ... + 1084468.

It is an arithmetic number, because the mean of its divisors is an integer number (7578011700).

Almost surely, 2^110210012221 is an apocalyptic number.

It is an amenable number.

110210012221 is a deficient number, since it is larger than the sum of its proper divisors (11038174979).

110210012221 is a wasteful number, since it uses less digits than its factorization.

110210012221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2062188.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 110210012221 its reverse (122210012011), we get a palindrome (232420024232).

The spelling of 110210012221 in words is "one hundred ten billion, two hundred ten million, twelve thousand, two hundred twenty-one".