1200022001002 has 8 divisors (see below), whose sum is σ = 1963672365312. Its totient is φ = 545464545900.

The previous prime is 1200022000949. The next prime is 1200022001011. The reversal of 1200022001002 is 2001002200021.

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 1200022001002.

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, 27273227274 + ... + 27273227317.

It is an arithmetic number, because the mean of its divisors is an integer number (245459045664).

Almost surely, 2^{1200022001002} is an apocalyptic number.

1200022001002 is a deficient number, since it is larger than the sum of its proper divisors (763650364310).

1200022001002 is a wasteful number, since it uses less digits than its factorization.

1200022001002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54546454604.

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

Adding to 1200022001002 its reverse (2001002200021), we get a palindrome (3201024201023).

The spelling of 1200022001002 in words is "one trillion, two hundred billion, twenty-two million, one thousand, two".