11121212201102 has 24 divisors (see below), whose sum is σ = 17727020848440. Its totient is φ = 5231681586560.

The previous prime is 11121212201087. The next prime is 11121212201147. The reversal of 11121212201102 is 20110221212111.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1708952 + ... + 5016267.

It is an arithmetic number, because the mean of its divisors is an integer number (738625868685).

Almost surely, 2^{11121212201102} is an apocalyptic number.

11121212201102 is a deficient number, since it is larger than the sum of its proper divisors (6605808647338).

11121212201102 is a wasteful number, since it uses less digits than its factorization.

11121212201102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6728116 (or 6728099 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11121212201102 its reverse (20110221212111), we get a palindrome (31231433413213).

The spelling of 11121212201102 in words is "eleven trillion, one hundred twenty-one billion, two hundred twelve million, two hundred one thousand, one hundred two".