220101011212222 has 24 divisors (see below), whose sum is σ = 384061575381840. Its totient is φ = 94327096358880.

The previous prime is 220101011212213. The next prime is 220101011212241. The reversal of 220101011212222 is 222212110101022.

It is a self number, because there is not a number n which added to its sum of digits gives 220101011212222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17845722 + ... + 27543997.

It is an arithmetic number, because the mean of its divisors is an integer number (16002565640910).

Almost surely, 2^{220101011212222} is an apocalyptic number.

220101011212222 is a deficient number, since it is larger than the sum of its proper divisors (163960564169618).

220101011212222 is a wasteful number, since it uses less digits than its factorization.

220101011212222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45439216 (or 45439209 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 220101011212222 its reverse (222212110101022), we get a palindrome (442313121313244).

The spelling of 220101011212222 in words is "two hundred twenty trillion, one hundred one billion, eleven million, two hundred twelve thousand, two hundred twenty-two".