10001122201222 has 8 divisors (see below), whose sum is σ = 15003735818400. Its totient is φ = 4999876928424.

The previous prime is 10001122201199. The next prime is 10001122201247. The reversal of 10001122201222 is 22210222110001.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 10001122201196 and 10001122201205.

It is a congruent number.

It is an unprimeable number.

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, 342067822 + ... + 342097057.

It is an arithmetic number, because the mean of its divisors is an integer number (1875466977300).

Almost surely, 2^{10001122201222} is an apocalyptic number.

10001122201222 is a deficient number, since it is larger than the sum of its proper divisors (5002613617178).

10001122201222 is an equidigital number, since it uses as much as digits as its factorization.

10001122201222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 684172190.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 10001122201222 its reverse (22210222110001), we get a palindrome (32211344311223).

The spelling of 10001122201222 in words is "ten trillion, one billion, one hundred twenty-two million, two hundred one thousand, two hundred twenty-two".