1003012111012 has 12 divisors (see below), whose sum is σ = 1784046132316. Its totient is φ = 493284644640.

The previous prime is 1003012111009. The next prime is 1003012111069. The reversal of 1003012111012 is 2101112103001.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 82671200676 + 920340910336 = 287526^2 + 959344^2 .

It is a super-2 number, since 2×1003012111012² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1003012110983 and 1003012111001.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2055352443 + ... + 2055352930.

Almost surely, 2^{1003012111012} is an apocalyptic number.

It is an amenable number.

1003012111012 is a deficient number, since it is larger than the sum of its proper divisors (781034021304).

1003012111012 is a wasteful number, since it uses less digits than its factorization.

1003012111012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4110705438 (or 4110705436 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 1003012111012 its reverse (2101112103001), we get a palindrome (3104124214013).

The spelling of 1003012111012 in words is "one trillion, three billion, twelve million, one hundred eleven thousand, twelve".