1111121002222 has 32 divisors (see below), whose sum is σ = 2149593707520. Its totient is φ = 417976550880.

The previous prime is 1111121002213. The next prime is 1111121002247. The reversal of 1111121002222 is 2222001211111.

It is a junction number, because it is equal to n+sod(n) for n = 1111121002196 and 1111121002205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 124393318 + ... + 124402249.

It is an arithmetic number, because the mean of its divisors is an integer number (67174803360).

Almost surely, 2^{1111121002222} is an apocalyptic number.

1111121002222 is a deficient number, since it is larger than the sum of its proper divisors (1038472705298).

1111121002222 is a wasteful number, since it uses less digits than its factorization.

1111121002222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248795616.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1111121002222 its reverse (2222001211111), we get a palindrome (3333122213333).

The spelling of 1111121002222 in words is "one trillion, one hundred eleven billion, one hundred twenty-one million, two thousand, two hundred twenty-two".