111010211221102 has 16 divisors (see below), whose sum is σ = 167296785203520. Its totient is φ = 55244851574752.

The previous prime is 111010211220989. The next prime is 111010211221121. The reversal of 111010211221102 is 201122112010111.

It is a congruent number.

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, 57911173 + ... + 59797360.

It is an arithmetic number, because the mean of its divisors is an integer number (10456049075220).

Almost surely, 2^{111010211221102} is an apocalyptic number.

111010211221102 is a deficient number, since it is larger than the sum of its proper divisors (56286573982418).

111010211221102 is a wasteful number, since it uses less digits than its factorization.

111010211221102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117710747.

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

Adding to 111010211221102 its reverse (201122112010111), we get a palindrome (312132323231213).

The spelling of 111010211221102 in words is "one hundred eleven trillion, ten billion, two hundred eleven million, two hundred twenty-one thousand, one hundred two".