1111021120222 has 64 divisors (see below), whose sum is σ = 1814649661440. Its totient is φ = 507129753600.

The previous prime is 1111021120217. The next prime is 1111021120229. The reversal of 1111021120222 is 2220211201111.

It is a super-3 number, since 3×1111021120222³ (a number of 37 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1111021120196 and 1111021120205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111021120229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 645566322 + ... + 645568042.

It is an arithmetic number, because the mean of its divisors is an integer number (28353900960).

Almost surely, 2^{1111021120222} is an apocalyptic number.

1111021120222 is a deficient number, since it is larger than the sum of its proper divisors (703628541218).

1111021120222 is a wasteful number, since it uses less digits than its factorization.

1111021120222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2629.

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

Adding to 1111021120222 its reverse (2220211201111), we get a palindrome (3331232321333).

The spelling of 1111021120222 in words is "one trillion, one hundred eleven billion, twenty-one million, one hundred twenty thousand, two hundred twenty-two".