1201306012 has 6 divisors (see below), whose sum is σ = 2102285528. Its totient is φ = 600653004.

The previous prime is 1201305997. The next prime is 1201306033. The reversal of 1201306012 is 2106031021.

It is a super-2 number, since 2×1201306012² = 2886272268934688288, which contains 22 as substring.

It is a congruent number.

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, 150163248 + ... + 150163255.

Almost surely, 2^1201306012 is an apocalyptic number.

It is an amenable number.

1201306012 is a deficient number, since it is larger than the sum of its proper divisors (900979516).

1201306012 is a wasteful number, since it uses less digits than its factorization.

1201306012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300326507 (or 300326505 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1201306012 is about 34659.8616846634. The cubic root of 1201306012 is about 1063.0439418669.

Adding to 1201306012 its reverse (2106031021), we get a palindrome (3307337033).

The spelling of 1201306012 in words is "one billion, two hundred one million, three hundred six thousand, twelve".