110102020221 has 8 divisors (see below), whose sum is σ = 147737743264. Its totient is φ = 72933822000.

The previous prime is 110102020187. The next prime is 110102020243. The reversal of 110102020221 is 122020201011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 110102020221 - 2¹⁰ = 110102019197 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110102020197 and 110102020206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110102020291) 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, 116880655 + ... + 116881596.

It is an arithmetic number, because the mean of its divisors is an integer number (18467217908).

Almost surely, 2^110102020221 is an apocalyptic number.

It is an amenable number.

110102020221 is a deficient number, since it is larger than the sum of its proper divisors (37635723043).

110102020221 is a wasteful number, since it uses less digits than its factorization.

110102020221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233762411.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 110102020221 its reverse (122020201011), we get a palindrome (232122221232).

The spelling of 110102020221 in words is "one hundred ten billion, one hundred two million, twenty thousand, two hundred twenty-one".