220221122101 has 8 divisors (see below), whose sum is σ = 233182926144. Its totient is φ = 207260164800.

The previous prime is 220221122021. The next prime is 220221122111. The reversal of 220221122101 is 101221122022.

It is a happy number.

220221122101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a de Polignac number, because none of the positive numbers 2^k-220221122101 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 (220221122111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 369376 + ... + 759526.

It is an arithmetic number, because the mean of its divisors is an integer number (29147865768).

Almost surely, 2^220221122101 is an apocalyptic number.

It is an amenable number.

220221122101 is a deficient number, since it is larger than the sum of its proper divisors (12961804043).

220221122101 is a wasteful number, since it uses less digits than its factorization.

220221122101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423371.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 220221122101 its reverse (101221122022), we get a palindrome (321442244123).

The spelling of 220221122101 in words is "two hundred twenty billion, two hundred twenty-one million, one hundred twenty-two thousand, one hundred one".