220120021101201 has 16 divisors (see below), whose sum is σ = 316168824451200. Its totient is φ = 135416024282880.

The previous prime is 220120021101199. The next prime is 220120021101259. The reversal of 220120021101201 is 102101120021022.

It is not a de Polignac number, because 220120021101201 - 2¹ = 220120021101199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220120021100201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 884253976 + ... + 884502873.

It is an arithmetic number, because the mean of its divisors is an integer number (19760551528200).

Almost surely, 2^{220120021101201} is an apocalyptic number.

It is an amenable number.

220120021101201 is a deficient number, since it is larger than the sum of its proper divisors (96048803349999).

220120021101201 is a wasteful number, since it uses less digits than its factorization.

220120021101201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1768760056.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 220120021101201 its reverse (102101120021022), we get a palindrome (322221141122223).

The spelling of 220120021101201 in words is "two hundred twenty trillion, one hundred twenty billion, twenty-one million, one hundred one thousand, two hundred one".