12220011121222 has 8 divisors (see below), whose sum is σ = 18330173676936. Its totient is φ = 6109953228912.

The previous prime is 12220011121181. The next prime is 12220011121231. The reversal of 12220011121222 is 22212111002221.

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

It is a self number, because there is not a number n which added to its sum of digits gives 12220011121222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25873308 + ... + 26341375.

It is an arithmetic number, because the mean of its divisors is an integer number (2291271709617).

Almost surely, 2^{12220011121222} is an apocalyptic number.

12220011121222 is a deficient number, since it is larger than the sum of its proper divisors (6110162555714).

12220011121222 is a wasteful number, since it uses less digits than its factorization.

12220011121222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52331702.

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

Adding to 12220011121222 its reverse (22212111002221), we get a palindrome (34432122123443).

The spelling of 12220011121222 in words is "twelve trillion, two hundred twenty billion, eleven million, one hundred twenty-one thousand, two hundred twenty-two".