220020120001 has 8 divisors (see below), whose sum is σ = 240203937600. Its totient is φ = 199866633840.

The previous prime is 220020119987. The next prime is 220020120013. The reversal of 220020120001 is 100021020022.

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 220020120001 - 2¹¹ = 220020117953 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 220020120001.

It is not an unprimeable number, because it can be changed into a prime (220020120091) 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, 7567686 + ... + 7596703.

It is an arithmetic number, because the mean of its divisors is an integer number (30025492200).

Almost surely, 2^220020120001 is an apocalyptic number.

It is an amenable number.

220020120001 is a deficient number, since it is larger than the sum of its proper divisors (20183817599).

220020120001 is a wasteful number, since it uses less digits than its factorization.

220020120001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15165719.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 220020120001 its reverse (100021020022), we get a palindrome (320041140023).

The spelling of 220020120001 in words is "two hundred twenty billion, twenty million, one hundred twenty thousand, one".