220102001222 has 8 divisors (see below), whose sum is σ = 330159515400. Its totient is φ = 110048829424.

The previous prime is 220102001167. The next prime is 220102001227. The reversal of 220102001222 is 222100201022.

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 = 220102001197 and 220102001206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220102001227) 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, 955772 + ... + 1163487.

It is an arithmetic number, because the mean of its divisors is an integer number (41269939425).

Almost surely, 2^220102001222 is an apocalyptic number.

220102001222 is a deficient number, since it is larger than the sum of its proper divisors (110057514178).

220102001222 is a wasteful number, since it uses less digits than its factorization.

220102001222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2171190.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 220102001222 its reverse (222100201022), we get a palindrome (442202202244).

The spelling of 220102001222 in words is "two hundred twenty billion, one hundred two million, one thousand, two hundred twenty-two".