123300001200 has 60 divisors (see below), whose sum is σ = 394971007688. Its totient is φ = 32880000000.

The previous prime is 123300001163. The next prime is 123300001213. The reversal of 123300001200 is 2100003321.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (12).

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 11 ways as a sum of consecutive naturals, for example, 51373801 + ... + 51376200.

Almost surely, 2^123300001200 is an apocalyptic number.

123300001200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123300001200 is an abundant number, since it is smaller than the sum of its proper divisors (271671006488).

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

123300001200 is a wasteful number, since it uses less digits than its factorization.

123300001200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102750022 (or 102750011 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 123300001200 its reverse (2100003321), we get a palindrome (125400004521).

The spelling of 123300001200 in words is "one hundred twenty-three billion, three hundred million, one thousand, two hundred".