11211211200002 has 16 divisors (see below), whose sum is σ = 18348910402752. Its totient is φ = 5095090625520.

The previous prime is 11211211199999. The next prime is 11211211200097. The reversal of 11211211200002 is 20000211211211.

It is a self number, because there is not a number n which added to its sum of digits gives 11211211200002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45597878 + ... + 45843089.

It is an arithmetic number, because the mean of its divisors is an integer number (1146806900172).

Almost surely, 2^{11211211200002} is an apocalyptic number.

11211211200002 is a deficient number, since it is larger than the sum of its proper divisors (7137699202750).

11211211200002 is a wasteful number, since it uses less digits than its factorization.

11211211200002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91446553.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11211211200002 its reverse (20000211211211), we get a palindrome (31211422411213).

It can be divided in two parts, 11211211 and 200002, that multiplied together give a palindrome (2242264622422).

The spelling of 11211211200002 in words is "eleven trillion, two hundred eleven billion, two hundred eleven million, two hundred thousand, two".