1011211120002 has 8 divisors (see below), whose sum is σ = 2022422240016. Its totient is φ = 337070373332.

The previous prime is 1011211119959. The next prime is 1011211120061. The reversal of 1011211120002 is 2000211121101.

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

1011211120002 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 1011211120002.

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 3 ways as a sum of consecutive naturals, for example, 84267593328 + ... + 84267593339.

It is an arithmetic number, because the mean of its divisors is an integer number (252802780002).

Almost surely, 2^{1011211120002} is an apocalyptic number.

1011211120002 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.

1011211120002 is a wasteful number, since it uses less digits than its factorization.

1011211120002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168535186672.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1011211120002 its reverse (2000211121101), we get a palindrome (3011422241103).

The spelling of 1011211120002 in words is "one trillion, eleven billion, two hundred eleven million, one hundred twenty thousand, two".