2222201221201 has 8 divisors (see below), whose sum is σ = 2403410766120. Its totient is φ = 2042458960512.

The previous prime is 2222201221199. The next prime is 2222201221259. The reversal of 2222201221201 is 1021221022222.

It can be written as a sum of positive squares in 4 ways, for example, as 22081662801 + 2200119558400 = 148599^2 + 1483280^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2222201221201 - 2¹ = 2222201221199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2222201291201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 366817906 + ... + 366823963.

It is an arithmetic number, because the mean of its divisors is an integer number (300426345765).

Almost surely, 2^{2222201221201} is an apocalyptic number.

It is an amenable number.

2222201221201 is a deficient number, since it is larger than the sum of its proper divisors (181209544919).

2222201221201 is a wasteful number, since it uses less digits than its factorization.

2222201221201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 733642115.

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

Adding to 2222201221201 its reverse (1021221022222), we get a palindrome (3243422243423).

The spelling of 2222201221201 in words is "two trillion, two hundred twenty-two billion, two hundred one million, two hundred twenty-one thousand, two hundred one".