1121021102222 has 12 divisors (see below), whose sum is σ = 1956067433640. Its totient is φ = 480437615196.

The previous prime is 1121021102219. The next prime is 1121021102249. The reversal of 1121021102222 is 2222011201211.

It is a self number, because there is not a number n which added to its sum of digits gives 1121021102222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5719495322 + ... + 5719495517.

It is an arithmetic number, because the mean of its divisors is an integer number (163005619470).

Almost surely, 2^{1121021102222} is an apocalyptic number.

1121021102222 is a deficient number, since it is larger than the sum of its proper divisors (835046331418).

1121021102222 is a wasteful number, since it uses less digits than its factorization.

1121021102222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11438990855 (or 11438990848 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 1121021102222 its reverse (2222011201211), we get a palindrome (3343032303433).

The spelling of 1121021102222 in words is "one trillion, one hundred twenty-one billion, twenty-one million, one hundred two thousand, two hundred twenty-two".