1223032013000 has 256 divisors, whose sum is σ = 3384561024000. Its totient is φ = 413411040000.

The previous prime is 1223032012997. The next prime is 1223032013009. The reversal of 1223032013000 is 3102303221.

It is a self number, because there is not a number n which added to its sum of digits gives 1223032013000.

It is not an unprimeable number, because it can be changed into a prime (1223032013009) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 24327890 + ... + 24378110.

It is an arithmetic number, because the mean of its divisors is an integer number (13220941500).

Almost surely, 2^{1223032013000} is an apocalyptic number.

1223032013000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1223032013000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1692280512000).

1223032013000 is an abundant number, since it is smaller than the sum of its proper divisors (2161529011000).

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

1223032013000 is an equidigital number, since it uses as much as digits as its factorization.

1223032013000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50334 (or 50306 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 1223032013000 its reverse (3102303221), we get a palindrome (1226134316221).

The spelling of 1223032013000 in words is "one trillion, two hundred twenty-three billion, thirty-two million, thirteen thousand".