1101111101222 has 32 divisors (see below), whose sum is σ = 1864683828000. Its totient is φ = 483055955200.

The previous prime is 1101111101213. The next prime is 1101111101257. The reversal of 1101111101222 is 2221011111011.

It is a junction number, because it is equal to n+sod(n) for n = 1101111101197 and 1101111101206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1287722 + ... + 1964802.

It is an arithmetic number, because the mean of its divisors is an integer number (58271369625).

Almost surely, 2^{1101111101222} is an apocalyptic number.

1101111101222 is a deficient number, since it is larger than the sum of its proper divisors (763572726778).

1101111101222 is a wasteful number, since it uses less digits than its factorization.

1101111101222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 679672.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 1101111101222 its reverse (2221011111011), we get a palindrome (3322122212233).

The spelling of 1101111101222 in words is "one trillion, one hundred one billion, one hundred eleven million, one hundred one thousand, two hundred twenty-two".