1111111120022 has 4 divisors (see below), whose sum is σ = 1666666680036. Its totient is φ = 555555560010.

The previous prime is 1111111120019. The next prime is 1111111120043. The reversal of 1111111120022 is 2200211111111.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 1111111119979 and 1111111120006.

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 as a sum of consecutive naturals, namely, 277777780004 + ... + 277777780007.

It is an arithmetic number, because the mean of its divisors is an integer number (416666670009).

Almost surely, 2^{1111111120022} is an apocalyptic number.

1111111120022 is a deficient number, since it is larger than the sum of its proper divisors (555555560014).

1111111120022 is an equidigital number, since it uses as much as digits as its factorization.

1111111120022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555555560013.

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

Adding to 1111111120022 its reverse (2200211111111), we get a palindrome (3311322231133).

The spelling of 1111111120022 in words is "one trillion, one hundred eleven billion, one hundred eleven million, one hundred twenty thousand, twenty-two".