11112012221122 has 8 divisors (see below), whose sum is σ = 16902779153472. Its totient is φ = 5477752503300.

The previous prime is 11112012221117. The next prime is 11112012221131. The reversal of 11112012221122 is 22112221021111.

It is a happy number.

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 11112012221122.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39126803454 + ... + 39126803737.

It is an arithmetic number, because the mean of its divisors is an integer number (2112847394184).

Almost surely, 2^{11112012221122} is an apocalyptic number.

11112012221122 is a deficient number, since it is larger than the sum of its proper divisors (5790766932350).

11112012221122 is an equidigital number, since it uses as much as digits as its factorization.

11112012221122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78253607264.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 11112012221122 its reverse (22112221021111), we get a palindrome (33224233242233).

The spelling of 11112012221122 in words is "eleven trillion, one hundred twelve billion, twelve million, two hundred twenty-one thousand, one hundred twenty-two".