111111201102122 has 16 divisors (see below), whose sum is σ = 179603648528640. Its totient is φ = 51248857481712.

The previous prime is 111111201102113. The next prime is 111111201102199. The reversal of 111111201102122 is 221201102111111.

It is a self number, because there is not a number n which added to its sum of digits gives 111111201102122.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1384764722 + ... + 1384844957.

It is an arithmetic number, because the mean of its divisors is an integer number (11225228033040).

Almost surely, 2^{111111201102122} is an apocalyptic number.

111111201102122 is a deficient number, since it is larger than the sum of its proper divisors (68492447426518).

111111201102122 is a wasteful number, since it uses less digits than its factorization.

111111201102122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2769611237.

The product of its (nonzero) digits is 16, while the sum is 17.

Adding to 111111201102122 its reverse (221201102111111), we get a palindrome (332312303213233).

The spelling of 111111201102122 in words is "one hundred eleven trillion, one hundred eleven billion, two hundred one million, one hundred two thousand, one hundred twenty-two".