12102103320 has 64 divisors (see below), whose sum is σ = 37078801920. Its totient is φ = 3158561664.

The previous prime is 12102103313. The next prime is 12102103331. The reversal of 12102103320 is 2330120121.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 12102103320.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1067242 + ... + 1078521.

It is an arithmetic number, because the mean of its divisors is an integer number (579356280).

Almost surely, 2^12102103320 is an apocalyptic number.

12102103320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12102103320 is an abundant number, since it is smaller than the sum of its proper divisors (24976698600).

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

12102103320 is a wasteful number, since it uses less digits than its factorization.

12102103320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2145824 (or 2145820 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 12102103320 its reverse (2330120121), we get a palindrome (14432223441).

The spelling of 12102103320 in words is "twelve billion, one hundred two million, one hundred three thousand, three hundred twenty".