110222121220221 has 8 divisors (see below), whose sum is σ = 146962927681504. Its totient is φ = 73481364452880.

The previous prime is 110222121220153. The next prime is 110222121220489. The reversal of 110222121220221 is 122022121222011.

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

It is not a de Polignac number, because 110222121220221 - 2¹⁹ = 110222120695933 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 (110222121240221) 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, 6896890 + ... + 16371051.

It is an arithmetic number, because the mean of its divisors is an integer number (18370365960188).

Almost surely, 2^{110222121220221} is an apocalyptic number.

It is an amenable number.

110222121220221 is a deficient number, since it is larger than the sum of its proper divisors (36740806461283).

110222121220221 is a wasteful number, since it uses less digits than its factorization.

110222121220221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24846971.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 110222121220221 its reverse (122022121222011), we get a palindrome (232244242442232).

The spelling of 110222121220221 in words is "one hundred ten trillion, two hundred twenty-two billion, one hundred twenty-one million, two hundred twenty thousand, two hundred twenty-one".