111021112211122 has 8 divisors (see below), whose sum is σ = 168639664118400. Its totient is φ = 54807890838324.

The previous prime is 111021112211071. The next prime is 111021112211131. The reversal of 111021112211122 is 221112211120111.

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 111021112211122.

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, 351332633422 + ... + 351332633737.

It is an arithmetic number, because the mean of its divisors is an integer number (21079958014800).

Almost surely, 2^{111021112211122} is an apocalyptic number.

111021112211122 is a deficient number, since it is larger than the sum of its proper divisors (57618551907278).

111021112211122 is an equidigital number, since it uses as much as digits as its factorization.

111021112211122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 702665267240.

The product of its (nonzero) digits is 32, while the sum is 19.

Adding to 111021112211122 its reverse (221112211120111), we get a palindrome (332133323331233).

The spelling of 111021112211122 in words is "one hundred eleven trillion, twenty-one billion, one hundred twelve million, two hundred eleven thousand, one hundred twenty-two".