201222002220201 has 6 divisors (see below), whose sum is σ = 290654003206970. Its totient is φ = 134148001480128.

The previous prime is 201222002220157. The next prime is 201222002220209. The reversal of 201222002220201 is 102022200222102.

201222002220201 is a `hidden beast` number, since 20 + 1 + 2 + 220 + 0 + 2 + 220 + 201 = 666.

It can be written as a sum of positive squares in only one way, i.e., 181230828840000 + 19991173380201 = 13462200^2 + 4471149^2 .

It is not a de Polignac number, because 201222002220201 - 2⁶ = 201222002220137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201222002220209) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11179000123336 + ... + 11179000123353.

Almost surely, 2^{201222002220201} is an apocalyptic number.

It is an amenable number.

201222002220201 is a deficient number, since it is larger than the sum of its proper divisors (89432000986769).

201222002220201 is a wasteful number, since it uses less digits than its factorization.

201222002220201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22358000246695 (or 22358000246692 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 201222002220201 its reverse (102022200222102), we get a palindrome (303244202442303).

The spelling of 201222002220201 in words is "two hundred one trillion, two hundred twenty-two billion, two million, two hundred twenty thousand, two hundred one".