1223330405300 has 36 divisors (see below), whose sum is σ = 2655325839936. Its totient is φ = 489203340000.

The previous prime is 1223330405281. The next prime is 1223330405303. The reversal of 1223330405300 is 35040333221.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1223330405300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1223330405303) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1228076 + ... + 1988675.

Almost surely, 2^{1223330405300} is an apocalyptic number.

1223330405300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1223330405300 is an abundant number, since it is smaller than the sum of its proper divisors (1431995434636).

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

1223330405300 is a wasteful number, since it uses less digits than its factorization.

1223330405300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3220568 (or 3220561 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 26.

Adding to 1223330405300 its reverse (35040333221), we get a palindrome (1258370738521).

The spelling of 1223330405300 in words is "one trillion, two hundred twenty-three billion, three hundred thirty million, four hundred five thousand, three hundred".