220012212201 has 4 divisors (see below), whose sum is σ = 293349616272. Its totient is φ = 146674808132.

The previous prime is 220012212191. The next prime is 220012212221. The reversal of 220012212201 is 102212210022.

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 220012212201 - 2²³ = 220003823593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220012212221) 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, 36668702031 + ... + 36668702036.

It is an arithmetic number, because the mean of its divisors is an integer number (73337404068).

Almost surely, 2^220012212201 is an apocalyptic number.

It is an amenable number.

220012212201 is a deficient number, since it is larger than the sum of its proper divisors (73337404071).

220012212201 is an equidigital number, since it uses as much as digits as its factorization.

220012212201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73337404070.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 220012212201 its reverse (102212210022), we get a palindrome (322224422223).

The spelling of 220012212201 in words is "two hundred twenty billion, twelve million, two hundred twelve thousand, two hundred one".