1020103003012 has 6 divisors (see below), whose sum is σ = 1785180255278. Its totient is φ = 510051501504.

The previous prime is 1020103003001. The next prime is 1020103003027. The reversal of 1020103003012 is 2103003010201.

It can be written as a sum of positive squares in only one way, i.e., 676315443456 + 343787559556 = 822384^2 + 586334^2 .

It is a super-2 number, since 2×1020103003012² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1020103002983 and 1020103003001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127512875373 + ... + 127512875380.

Almost surely, 2^{1020103003012} is an apocalyptic number.

It is an amenable number.

1020103003012 is a deficient number, since it is larger than the sum of its proper divisors (765077252266).

1020103003012 is a wasteful number, since it uses less digits than its factorization.

1020103003012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255025750757 (or 255025750755 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 1020103003012 its reverse (2103003010201), we get a palindrome (3123106013213).

The spelling of 1020103003012 in words is "one trillion, twenty billion, one hundred three million, three thousand, twelve".