12000003103000 has 64 divisors (see below), whose sum is σ = 30632735221920. Its totient is φ = 4363637488000.

The previous prime is 12000003102991. The next prime is 12000003103003. The reversal of 12000003103000 is 30130000021.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12000003103003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 545443687 + ... + 545465686.

Almost surely, 2^{12000003103000} is an apocalyptic number.

12000003103000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12000003103000 is an abundant number, since it is smaller than the sum of its proper divisors (18632732118920).

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

12000003103000 is a wasteful number, since it uses less digits than its factorization.

12000003103000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1090909405 (or 1090909391 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 10.

Adding to 12000003103000 its reverse (30130000021), we get a palindrome (12030133103021).

The spelling of 12000003103000 in words is "twelve trillion, three million, one hundred three thousand".