1121102001222 has 32 divisors (see below), whose sum is σ = 2614815168000. Its totient is φ = 320314856904.

The previous prime is 1121102001179. The next prime is 1121102001287. The reversal of 1121102001222 is 2221002011211.

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 in 15 ways as a sum of consecutive naturals, for example, 272374522 + ... + 272378637.

It is an arithmetic number, because the mean of its divisors is an integer number (81712974000).

Almost surely, 2^{1121102001222} is an apocalyptic number.

1121102001222 is an abundant number, since it is smaller than the sum of its proper divisors (1493713166778).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1121102001222 is an equidigital number, since it uses as much as digits as its factorization.

1121102001222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544753185 (or 544753171 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1121102001222 its reverse (2221002011211), we get a palindrome (3342104012433).

The spelling of 1121102001222 in words is "one trillion, one hundred twenty-one billion, one hundred two million, one thousand, two hundred twenty-two".