1201012002012 has 24 divisors (see below), whose sum is σ = 2802821590912. Its totient is φ = 400271583600.

The previous prime is 1201012001977. The next prime is 1201012002067. The reversal of 1201012002012 is 2102002101021.

It is a Harshad number since it is a multiple of its sum of digits (12).

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, 8142664 + ... + 8288847.

Almost surely, 2^{1201012002012} is an apocalyptic number.

1201012002012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1201012002012 is an abundant number, since it is smaller than the sum of its proper divisors (1601809588900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1201012002012 is a wasteful number, since it uses less digits than its factorization.

1201012002012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16437609 (or 16437607 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1201012002012 its reverse (2102002101021), we get a palindrome (3303014103033).

Subtracting 1201012002012 from its reverse (2102002101021), we obtain a palindrome (900990099009).

The spelling of 1201012002012 in words is "one trillion, two hundred one billion, twelve million, two thousand, twelve".