222201000212201 has 16 divisors (see below), whose sum is σ = 231067622868480. Its totient is φ = 213537401488320.

The previous prime is 222201000212153. The next prime is 222201000212203. The reversal of 222201000212201 is 102212000102222.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 222201000212201 - 2¹⁸ = 222200999950057 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 222201000212201.

It is not an unprimeable number, because it can be changed into a prime (222201000212203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143011925 + ... + 144557298.

It is an arithmetic number, because the mean of its divisors is an integer number (14441726429280).

Almost surely, 2^{222201000212201} is an apocalyptic number.

It is an amenable number.

222201000212201 is a deficient number, since it is larger than the sum of its proper divisors (8866622656279).

222201000212201 is a wasteful number, since it uses less digits than its factorization.

222201000212201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287569576.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 222201000212201 its reverse (102212000102222), we get a palindrome (324413000314423).

It can be divided in two parts, 22220100021 and 2201, that added together give a palindrome (22220102222).

The spelling of 222201000212201 in words is "two hundred twenty-two trillion, two hundred one billion, two hundred twelve thousand, two hundred one".