222211100210201 has 8 divisors (see below), whose sum is σ = 226537176690504. Its totient is φ = 217889964997120.

The previous prime is 222211100210153. The next prime is 222211100210213. The reversal of 222211100210201 is 102012001112222.

It can be written as a sum of positive squares in 4 ways, for example, as 98352541771225 + 123858558438976 = 9917285^2 + 11129176^2 .

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

It is not a de Polignac number, because 222211100210201 - 2³⁰ = 222210026468377 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 222211100210201.

It is not an unprimeable number, because it can be changed into a prime (222211100810201) 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, 1235225990 + ... + 1235405871.

It is an arithmetic number, because the mean of its divisors is an integer number (28317147086313).

Almost surely, 2^{222211100210201} is an apocalyptic number.

It is an amenable number.

222211100210201 is a deficient number, since it is larger than the sum of its proper divisors (4326076480303).

222211100210201 is a wasteful number, since it uses less digits than its factorization.

222211100210201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2470633611.

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

Adding to 222211100210201 its reverse (102012001112222), we get a palindrome (324223101322423).

The spelling of 222211100210201 in words is "two hundred twenty-two trillion, two hundred eleven billion, one hundred million, two hundred ten thousand, two hundred one".