1012001200012 has 24 divisors (see below), whose sum is σ = 1944308051280. Its totient is φ = 457070602560.

The previous prime is 1012001200009. The next prime is 1012001200033. The reversal of 1012001200012 is 2100021002101.

It is a super-3 number, since 3×1012001200012³ (a number of 37 digits) contains 333 as substring.

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, 73241587 + ... + 73255402.

It is an arithmetic number, because the mean of its divisors is an integer number (81012835470).

Almost surely, 2^{1012001200012} is an apocalyptic number.

It is an amenable number.

1012001200012 is a deficient number, since it is larger than the sum of its proper divisors (932306851268).

1012001200012 is a wasteful number, since it uses less digits than its factorization.

1012001200012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146497161 (or 146497159 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1012001200012 its reverse (2100021002101), we get a palindrome (3112022202113).

The spelling of 1012001200012 in words is "one trillion, twelve billion, one million, two hundred thousand, twelve".