1223002300000 has 216 divisors, whose sum is σ = 3258895604832. Its totient is φ = 451563840000.

The previous prime is 1223002299991. The next prime is 1223002300021. The reversal of 1223002300000 is 32003221.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 16863817 + ... + 16936183.

It is an arithmetic number, because the mean of its divisors is an integer number (15087479652).

Almost surely, 2^{1223002300000} is an apocalyptic number.

1223002300000 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 1223002300000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1629447802416).

1223002300000 is an abundant number, since it is smaller than the sum of its proper divisors (2035893304832).

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

1223002300000 is an frugal number, since it uses more digits than its factorization.

1223002300000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72428 (or 72387 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

Adding to 1223002300000 its reverse (32003221), we get a palindrome (1223034303221).

The spelling of 1223002300000 in words is "one trillion, two hundred twenty-three billion, two million, three hundred thousand".