222004401220201 has 4 divisors (see below), whose sum is σ = 222007029726592. Its totient is φ = 222001772713812.

The previous prime is 222004401220141. The next prime is 222004401220211. The reversal of 222004401220201 is 102022104400222.

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 222004401220201 - 2¹¹ = 222004401218153 is a prime.

It is a super-2 number, since 2×222004401220201² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222004401220211) 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, 1314126501 + ... + 1314295426.

It is an arithmetic number, because the mean of its divisors is an integer number (55501757431648).

Almost surely, 2^{222004401220201} is an apocalyptic number.

It is an amenable number.

222004401220201 is a deficient number, since it is larger than the sum of its proper divisors (2628506391).

222004401220201 is an equidigital number, since it uses as much as digits as its factorization.

222004401220201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2628506390.

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 222004401220201 its reverse (102022104400222), we get a palindrome (324026505620423).

The spelling of 222004401220201 in words is "two hundred twenty-two trillion, four billion, four hundred one million, two hundred twenty thousand, two hundred one".