220220120221201 has 4 divisors (see below), whose sum is σ = 220282346876400. Its totient is φ = 220157893566004.

The previous prime is 220220120221151. The next prime is 220220120221273. The reversal of 220220120221201 is 102122021022022.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 220220120221201 - 2⁹ = 220220120220689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220280120221201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31113322291 + ... + 31113329368.

It is an arithmetic number, because the mean of its divisors is an integer number (55070586719100).

Almost surely, 2^{220220120221201} is an apocalyptic number.

It is an amenable number.

220220120221201 is a deficient number, since it is larger than the sum of its proper divisors (62226655199).

220220120221201 is an equidigital number, since it uses as much as digits as its factorization.

220220120221201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62226655198.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 220220120221201 its reverse (102122021022022), we get a palindrome (322342141243223).

The spelling of 220220120221201 in words is "two hundred twenty trillion, two hundred twenty billion, one hundred twenty million, two hundred twenty-one thousand, two hundred one".