1111122012022 has 16 divisors (see below), whose sum is σ = 1820263478544. Its totient is φ = 504482176000.

The previous prime is 1111122011999. The next prime is 1111122012029. The reversal of 1111122012022 is 2202102211111.

It is a junction number, because it is equal to n+sod(n) for n = 1111122011987 and 1111122012005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111122012029) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 28644379 + ... + 28683142.

It is an arithmetic number, because the mean of its divisors is an integer number (113766467409).

Almost surely, 2^{1111122012022} is an apocalyptic number.

1111122012022 is a deficient number, since it is larger than the sum of its proper divisors (709141466522).

1111122012022 is a wasteful number, since it uses less digits than its factorization.

1111122012022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57328415.

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

Adding to 1111122012022 its reverse (2202102211111), we get a palindrome (3313224223133).

The spelling of 1111122012022 in words is "one trillion, one hundred eleven billion, one hundred twenty-two million, twelve thousand, twenty-two".