1200122012002 has 16 divisors (see below), whose sum is σ = 1800845212032. Its totient is φ = 599840326800.

The previous prime is 1200122011993. The next prime is 1200122012029. The reversal of 1200122012002 is 2002102210021.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116886073 + ... + 116896339.

It is an arithmetic number, because the mean of its divisors is an integer number (112552825752).

Almost surely, 2^{1200122012002} is an apocalyptic number.

1200122012002 is a deficient number, since it is larger than the sum of its proper divisors (600723200030).

1200122012002 is a wasteful number, since it uses less digits than its factorization.

1200122012002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26073.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1200122012002 its reverse (2002102210021), we get a palindrome (3202224222023).

The spelling of 1200122012002 in words is "one trillion, two hundred billion, one hundred twenty-two million, twelve thousand, two".