1303210012 has 24 divisors (see below), whose sum is σ = 2457098336. Its totient is φ = 601224768.

The previous prime is 1303210009. The next prime is 1303210067. The reversal of 1303210012 is 2100123031.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a junction number, because it is equal to n+sod(n) for n = 1303209974 and 1303210001.

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, 176458 + ... + 183694.

Almost surely, 2^1303210012 is an apocalyptic number.

It is an amenable number.

1303210012 is a deficient number, since it is larger than the sum of its proper divisors (1153888324).

1303210012 is a wasteful number, since it uses less digits than its factorization.

1303210012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10717 (or 10715 counting only the distinct ones).

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

The square root of 1303210012 is about 36100.0001662050. Note that the first 3 decimals coincide. The cubic root of 1303210012 is about 1092.2904483521.

Adding to 1303210012 its reverse (2100123031), we get a palindrome (3403333043).

The spelling of 1303210012 in words is "one billion, three hundred three million, two hundred ten thousand, twelve".