11011221221102 has 8 divisors (see below), whose sum is σ = 16553617650000. Its totient is φ = 5493348671104.

The previous prime is 11011221221083. The next prime is 11011221221131. The reversal of 11011221221102 is 20112212211011.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6130968602 + ... + 6130970397.

It is an arithmetic number, because the mean of its divisors is an integer number (2069202206250).

Almost surely, 2^{11011221221102} is an apocalyptic number.

11011221221102 is a deficient number, since it is larger than the sum of its proper divisors (5542396428898).

11011221221102 is a wasteful number, since it uses less digits than its factorization.

11011221221102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12261939450.

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

Adding to 11011221221102 its reverse (20112212211011), we get a palindrome (31123433432113).

The spelling of 11011221221102 in words is "eleven trillion, eleven billion, two hundred twenty-one million, two hundred twenty-one thousand, one hundred two".