1111221112022 has 96 divisors (see below), whose sum is σ = 2090531503872. Its totient is φ = 440090413056.

The previous prime is 1111221112021. The next prime is 1111221112037. The reversal of 1111221112022 is 2202111221111.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111221112021) 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 47 ways as a sum of consecutive naturals, for example, 27100328 + ... + 27141300.

It is an arithmetic number, because the mean of its divisors is an integer number (21776369832).

Almost surely, 2^{1111221112022} is an apocalyptic number.

1111221112022 is a deficient number, since it is larger than the sum of its proper divisors (979310391850).

1111221112022 is a wasteful number, since it uses less digits than its factorization.

1111221112022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41302 (or 41295 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 1111221112022 its reverse (2202111221111), we get a palindrome (3313332333133).

The spelling of 1111221112022 in words is "one trillion, one hundred eleven billion, two hundred twenty-one million, one hundred twelve thousand, twenty-two".