123440200330 has 8 divisors (see below), whose sum is σ = 222192360612. Its totient is φ = 49376080128.

The previous prime is 123440200321. The next prime is 123440200339. The reversal of 123440200330 is 33002044321.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (123440200321) and next prime (123440200339).

It can be written as a sum of positive squares in 2 ways, for example, as 111917680681 + 11522519649 = 334541^2 + 107343^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (123440200339) 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 3 ways as a sum of consecutive naturals, for example, 6172010007 + ... + 6172010026.

Almost surely, 2^123440200330 is an apocalyptic number.

123440200330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123440200330 is a deficient number, since it is larger than the sum of its proper divisors (98752160282).

123440200330 is a wasteful number, since it uses less digits than its factorization.

123440200330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12344020040.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 123440200330 its reverse (33002044321), we get a palindrome (156442244651).

The spelling of 123440200330 in words is "one hundred twenty-three billion, four hundred forty million, two hundred thousand, three hundred thirty".