220212022201 has 4 divisors (see below), whose sum is σ = 222482249332. Its totient is φ = 217941795072.

The previous prime is 220212022187. The next prime is 220212022223. The reversal of 220212022201 is 102220212022.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 157469286976 + 62742735225 = 396824^2 + 250485^2 .

It is a cyclic number.

It is not a de Polignac number, because 220212022201 - 2¹⁷ = 220211891129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220212022231) 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, 1135113420 + ... + 1135113613.

It is an arithmetic number, because the mean of its divisors is an integer number (55620562333).

Almost surely, 2^220212022201 is an apocalyptic number.

It is an amenable number.

220212022201 is a deficient number, since it is larger than the sum of its proper divisors (2270227131).

220212022201 is an equidigital number, since it uses as much as digits as its factorization.

220212022201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2270227130.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 220212022201 its reverse (102220212022), we get a palindrome (322432234223).

The spelling of 220212022201 in words is "two hundred twenty billion, two hundred twelve million, twenty-two thousand, two hundred one".