220021201110001 has 8 divisors (see below), whose sum is σ = 220639095845280. Its totient is φ = 219403748206368.

The previous prime is 220021201109911. The next prime is 220021201110037. The reversal of 220021201110001 is 100011102120022.

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 220021201110001 - 2⁷ = 220021201109873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220021201110101) 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, 109460551 + ... + 111452476.

It is an arithmetic number, because the mean of its divisors is an integer number (27579886980660).

Almost surely, 2^{220021201110001} is an apocalyptic number.

It is an amenable number.

220021201110001 is a deficient number, since it is larger than the sum of its proper divisors (617894735279).

220021201110001 is a wasteful number, since it uses less digits than its factorization.

220021201110001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220915823.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 220021201110001 its reverse (100011102120022), we get a palindrome (320032303230023).

The spelling of 220021201110001 in words is "two hundred twenty trillion, twenty-one billion, two hundred one million, one hundred ten thousand, one".