220112021001 has 8 divisors (see below), whose sum is σ = 293485892544. Its totient is φ = 146739748400.

The previous prime is 220112020993. The next prime is 220112021057. The reversal of 220112021001 is 100120211022.

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 220112021001 - 2³ = 220112020993 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (220112021071) 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, 29550 + ... + 664151.

It is an arithmetic number, because the mean of its divisors is an integer number (36685736568).

Almost surely, 2^220112021001 is an apocalyptic number.

It is an amenable number.

220112021001 is a deficient number, since it is larger than the sum of its proper divisors (73373871543).

220112021001 is a wasteful number, since it uses less digits than its factorization.

220112021001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 799471.

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

Adding to 220112021001 its reverse (100120211022), we get a palindrome (320232232023).

The spelling of 220112021001 in words is "two hundred twenty billion, one hundred twelve million, twenty-one thousand, one".