222010021201 has 4 divisors (see below), whose sum is σ = 222045737572. Its totient is φ = 221974304832.

The previous prime is 222010021199. The next prime is 222010021241. The reversal of 222010021201 is 102120010222.

It is a happy number.

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 201959461201 + 20050560000 = 449399^2 + 141600^2 .

It is a cyclic number.

It is not a de Polignac number, because 222010021201 - 2¹ = 222010021199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222010021241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17848860 + ... + 17861293.

It is an arithmetic number, because the mean of its divisors is an integer number (55511434393).

Almost surely, 2^222010021201 is an apocalyptic number.

It is an amenable number.

222010021201 is a deficient number, since it is larger than the sum of its proper divisors (35716371).

222010021201 is an equidigital number, since it uses as much as digits as its factorization.

222010021201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35716370.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 222010021201 its reverse (102120010222), we get a palindrome (324130031423).

It can be divided in two parts, 222010021 and 201, that added together give a palindrome (222010222).

The spelling of 222010021201 in words is "two hundred twenty-two billion, ten million, twenty-one thousand, two hundred one".