220222021101001 has 16 divisors (see below), whose sum is σ = 235481986232064. Its totient is φ = 205218963961344.

The previous prime is 220222021100993. The next prime is 220222021101011. The reversal of 220222021101001 is 100101120222022.

It is a happy number.

It is not a de Polignac number, because 220222021101001 - 2³ = 220222021100993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220222021101011) 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, 1337596 + ... + 21029341.

It is an arithmetic number, because the mean of its divisors is an integer number (14717624139504).

Almost surely, 2^{220222021101001} is an apocalyptic number.

It is an amenable number.

220222021101001 is a deficient number, since it is larger than the sum of its proper divisors (15259965131063).

220222021101001 is a wasteful number, since it uses less digits than its factorization.

220222021101001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22372680.

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

Adding to 220222021101001 its reverse (100101120222022), we get a palindrome (320323141323023).

It can be divided in two parts, 220222021 and 101001, that added together give a palindrome (220323022).

The spelling of 220222021101001 in words is "two hundred twenty trillion, two hundred twenty-two billion, twenty-one million, one hundred one thousand, one".