1203103200012 has 48 divisors (see below), whose sum is σ = 3217521027840. Its totient is φ = 342753147072.

The previous prime is 1203103199941. The next prime is 1203103200023. The reversal of 1203103200012 is 2100023013021.

It is a super-2 number, since 2×1203103200012² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1203103199964 and 1203103200000.

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, 20608687 + ... + 20666982.

It is an arithmetic number, because the mean of its divisors is an integer number (67031688080).

Almost surely, 2^{1203103200012} is an apocalyptic number.

1203103200012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1203103200012 is an abundant number, since it is smaller than the sum of its proper divisors (2014417827828).

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

1203103200012 is a wasteful number, since it uses less digits than its factorization.

1203103200012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41276030 (or 41276028 counting only the distinct ones).

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

Adding to 1203103200012 its reverse (2100023013021), we get a palindrome (3303126213033).

The spelling of 1203103200012 in words is "one trillion, two hundred three billion, one hundred three million, two hundred thousand, twelve".