1223112100322 has 16 divisors (see below), whose sum is σ = 2096777793600. Its totient is φ = 524187351888.

The previous prime is 1223112100297. The next prime is 1223112100337. The reversal of 1223112100322 is 2230012113221.

It is a junction number, because it is equal to n+sod(n) for n = 1223112100294 and 1223112100303.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 3873773 + ... + 4177599.

It is an arithmetic number, because the mean of its divisors is an integer number (131048612100).

Almost surely, 2^{1223112100322} is an apocalyptic number.

1223112100322 is a deficient number, since it is larger than the sum of its proper divisors (873665693278).

1223112100322 is a wasteful number, since it uses less digits than its factorization.

1223112100322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 591385.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1223112100322 its reverse (2230012113221), we get a palindrome (3453124213543).

The spelling of 1223112100322 in words is "one trillion, two hundred twenty-three billion, one hundred twelve million, one hundred thousand, three hundred twenty-two".