1200122020002 has 8 divisors (see below), whose sum is σ = 2400244040016. Its totient is φ = 400040673332.

The previous prime is 1200122020001. The next prime is 1200122020037. The reversal of 1200122020002 is 2000202210021.

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

1200122020002 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 1200122020002.

It is not an unprimeable number, because it can be changed into a prime (1200122020001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100010168328 + ... + 100010168339.

It is an arithmetic number, because the mean of its divisors is an integer number (300030505002).

Almost surely, 2^{1200122020002} is an apocalyptic number.

1200122020002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1200122020002 is a wasteful number, since it uses less digits than its factorization.

1200122020002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200020336672.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 1200122020002 its reverse (2000202210021), we get a palindrome (3200324230023).

The spelling of 1200122020002 in words is "one trillion, two hundred billion, one hundred twenty-two million, twenty thousand, two".