1121022233222 has 4 divisors (see below), whose sum is σ = 1681533349836. Its totient is φ = 560511116610.

The previous prime is 1121022233179. The next prime is 1121022233273. The reversal of 1121022233222 is 2223322201211.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280255558304 + ... + 280255558307.

It is an arithmetic number, because the mean of its divisors is an integer number (420383337459).

Almost surely, 2^{1121022233222} is an apocalyptic number.

1121022233222 is a deficient number, since it is larger than the sum of its proper divisors (560511116614).

1121022233222 is an equidigital number, since it uses as much as digits as its factorization.

1121022233222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560511116613.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 1121022233222 its reverse (2223322201211), we get a palindrome (3344344434433).

The spelling of 1121022233222 in words is "one trillion, one hundred twenty-one billion, twenty-two million, two hundred thirty-three thousand, two hundred twenty-two".