220020222211121 has 8 divisors (see below), whose sum is σ = 225932508579360. Its totient is φ = 214144096616352.

The previous prime is 220020222211103. The next prime is 220020222211147. The reversal of 220020222211121 is 121112222020022.

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

It is a cyclic number.

It is not a de Polignac number, because 220020222211121 - 2⁶ = 220020222211057 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 220020222211093 and 220020222211102.

It is not an unprimeable number, because it can be changed into a prime (220020222211921) 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, 9040181036 + ... + 9040205373.

It is an arithmetic number, because the mean of its divisors is an integer number (28241563572420).

Almost surely, 2^{220020222211121} is an apocalyptic number.

It is an amenable number.

220020222211121 is a deficient number, since it is larger than the sum of its proper divisors (5912286368239).

220020222211121 is a wasteful number, since it uses less digits than its factorization.

220020222211121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18080386735.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 220020222211121 its reverse (121112222020022), we get a palindrome (341132444231143).

The spelling of 220020222211121 in words is "two hundred twenty trillion, twenty billion, two hundred twenty-two million, two hundred eleven thousand, one hundred twenty-one".