1101221020002 has 8 divisors (see below), whose sum is σ = 2202442040016. Its totient is φ = 367073673332.

The previous prime is 1101221019989. The next prime is 1101221020021. The reversal of 1101221020002 is 2000201221011.

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

1101221020002 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 1101221020002.

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, 91768418328 + ... + 91768418339.

It is an arithmetic number, because the mean of its divisors is an integer number (275305255002).

Almost surely, 2^{1101221020002} is an apocalyptic number.

1101221020002 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.

1101221020002 is a wasteful number, since it uses less digits than its factorization.

1101221020002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183536836672.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1101221020002 its reverse (2000201221011), we get a palindrome (3101422241013).

The spelling of 1101221020002 in words is "one trillion, one hundred one billion, two hundred twenty-one million, twenty thousand, two".