1003031312212 has 24 divisors (see below), whose sum is σ = 1815910021800. Its totient is φ = 484201353216.

The previous prime is 1003031312209. The next prime is 1003031312263. The reversal of 1003031312212 is 2122131303001.

1003031312212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 54441022276 + 948590289936 = 233326^2 + 973956^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1003031312212.

It is a congruent number.

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, 2745864 + ... + 3089632.

It is an arithmetic number, because the mean of its divisors is an integer number (75662917575).

Almost surely, 2^{1003031312212} is an apocalyptic number.

It is an amenable number.

1003031312212 is a deficient number, since it is larger than the sum of its proper divisors (812878709588).

1003031312212 is a wasteful number, since it uses less digits than its factorization.

1003031312212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368955 (or 368953 counting only the distinct ones).

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

Adding to 1003031312212 its reverse (2122131303001), we get a palindrome (3125162615213).

The spelling of 1003031312212 in words is "one trillion, three billion, thirty-one million, three hundred twelve thousand, two hundred twelve".