2003131032112 has 40 divisors (see below), whose sum is σ = 4436453548800. Its totient is φ = 858301027392.

The previous prime is 2003131032107. The next prime is 2003131032167. The reversal of 2003131032112 is 2112301313002.

It is a self number, because there is not a number n which added to its sum of digits gives 2003131032112.

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, 1387162 + ... + 2435257.

It is an arithmetic number, because the mean of its divisors is an integer number (110911338720).

Almost surely, 2^{2003131032112} is an apocalyptic number.

It is an amenable number.

2003131032112 is an abundant number, since it is smaller than the sum of its proper divisors (2433322516688).

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

2003131032112 is a wasteful number, since it uses less digits than its factorization.

2003131032112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3827113 (or 3827107 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 2003131032112 its reverse (2112301313002), we get a palindrome (4115432345114).

The spelling of 2003131032112 in words is "two trillion, three billion, one hundred thirty-one million, thirty-two thousand, one hundred twelve".