222011200112201 has 4 divisors (see below), whose sum is σ = 222395968223892. Its totient is φ = 221626432000512.

The previous prime is 222011200112183. The next prime is 222011200112249. The reversal of 222011200112201 is 102211002110222.

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 172481992897600 + 49529207214601 = 13133240^2 + 7037699^2 .

It is a cyclic number.

It is not a de Polignac number, because 222011200112201 - 2⁶ = 222011200112137 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 222011200112201.

It is not an unprimeable number, because it can be changed into a prime (222011200112701) 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, 192384054980 + ... + 192384056133.

It is an arithmetic number, because the mean of its divisors is an integer number (55598992055973).

Almost surely, 2^{222011200112201} is an apocalyptic number.

It is an amenable number.

222011200112201 is a deficient number, since it is larger than the sum of its proper divisors (384768111691).

222011200112201 is an equidigital number, since it uses as much as digits as its factorization.

222011200112201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384768111690.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 222011200112201 its reverse (102211002110222), we get a palindrome (324222202222423).

The spelling of 222011200112201 in words is "two hundred twenty-two trillion, eleven billion, two hundred million, one hundred twelve thousand, two hundred one".