1223052230112 has 96 divisors (see below), whose sum is σ = 3219843809952. Its totient is φ = 406499917824.

The previous prime is 1223052230111. The next prime is 1223052230129. The reversal of 1223052230112 is 2110322503221.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1223052230111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 139981008 + ... + 139989744.

It is an arithmetic number, because the mean of its divisors is an integer number (33540039687).

Almost surely, 2^{1223052230112} is an apocalyptic number.

1223052230112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1223052230112 is an abundant number, since it is smaller than the sum of its proper divisors (1996791579840).

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

1223052230112 is a wasteful number, since it uses less digits than its factorization.

1223052230112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12820 (or 12812 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 1223052230112 its reverse (2110322503221), we get a palindrome (3333374733333).

The spelling of 1223052230112 in words is "one trillion, two hundred twenty-three billion, fifty-two million, two hundred thirty thousand, one hundred twelve".