1200002012002 has 8 divisors (see below), whose sum is σ = 1805681261916. Its totient is φ = 598108258032.

The previous prime is 1200002011987. The next prime is 1200002012057. The reversal of 1200002012002 is 2002102000021.

It can be written as a sum of positive squares in 2 ways, for example, as 1199898969201 + 103042801 = 1095399^2 + 10151^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1200002012002.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 946373193 + ... + 946374460.

Almost surely, 2^{1200002012002} is an apocalyptic number.

1200002012002 is a deficient number, since it is larger than the sum of its proper divisors (605679249914).

1200002012002 is a wasteful number, since it uses less digits than its factorization.

1200002012002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1892747972.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 1200002012002 its reverse (2002102000021), we get a palindrome (3202104012023).

The spelling of 1200002012002 in words is "one trillion, two hundred billion, two million, twelve thousand, two".