12340003120 has 40 divisors (see below), whose sum is σ = 28839198816. Its totient is φ = 4910419968.

The previous prime is 12340003111. The next prime is 12340003141. The reversal of 12340003120 is 2130004321.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 12340003094 and 12340003103.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 384172 + ... + 415051.

Almost surely, 2^12340003120 is an apocalyptic number.

12340003120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12340003120 is an abundant number, since it is smaller than the sum of its proper divisors (16499195696).

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

12340003120 is a wasteful number, since it uses less digits than its factorization.

12340003120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 799429 (or 799423 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 12340003120 its reverse (2130004321), we get a palindrome (14470007441).

The spelling of 12340003120 in words is "twelve billion, three hundred forty million, three thousand, one hundred twenty".