110000001220221 has 16 divisors (see below), whose sum is σ = 167619263445504. Its totient is φ = 62857063316784.

The previous prime is 110000001220217. The next prime is 110000001220229. The reversal of 110000001220221 is 122022100000011.

It is not a de Polignac number, because 110000001220221 - 2² = 110000001220217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 110000001220197 and 110000001220206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110000001220229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16140130 + ... + 21920396.

It is an arithmetic number, because the mean of its divisors is an integer number (10476203965344).

Almost surely, 2^{110000001220221} is an apocalyptic number.

It is an amenable number.

110000001220221 is a deficient number, since it is larger than the sum of its proper divisors (57619262225283).

110000001220221 is an equidigital number, since it uses as much as digits as its factorization.

110000001220221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6686480.

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

Adding to 110000001220221 its reverse (122022100000011), we get a palindrome (232022101220232).

The spelling of 110000001220221 in words is "one hundred ten trillion, one million, two hundred twenty thousand, two hundred twenty-one".