1223111034204 has 48 divisors (see below), whose sum is σ = 2924140835616. Its totient is φ = 397677081600.

The previous prime is 1223111034193. The next prime is 1223111034209. The reversal of 1223111034204 is 4024301113221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1223111034209) 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 15 ways as a sum of consecutive naturals, for example, 2135904 + ... + 2647320.

It is an arithmetic number, because the mean of its divisors is an integer number (60919600742).

Almost surely, 2^{1223111034204} is an apocalyptic number.

It is an amenable number.

1223111034204 is an abundant number, since it is smaller than the sum of its proper divisors (1701029801412).

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

1223111034204 is a wasteful number, since it uses less digits than its factorization.

1223111034204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 516326 (or 516324 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 1223111034204 its reverse (4024301113221), we get a palindrome (5247412147425).

The spelling of 1223111034204 in words is "one trillion, two hundred twenty-three billion, one hundred eleven million, thirty-four thousand, two hundred four".