111202210221202 has 16 divisors (see below), whose sum is σ = 169956374444352. Its totient is φ = 54550157341680.

The previous prime is 111202210221161. The next prime is 111202210221229. The reversal of 111202210221202 is 202122012202111.

It is a self number, because there is not a number n which added to its sum of digits gives 111202210221202.

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 7 ways as a sum of consecutive naturals, for example, 14874948 + ... + 21063439.

It is an arithmetic number, because the mean of its divisors is an integer number (10622273402772).

Almost surely, 2^{111202210221202} is an apocalyptic number.

111202210221202 is a deficient number, since it is larger than the sum of its proper divisors (58754164223150).

111202210221202 is a wasteful number, since it uses less digits than its factorization.

111202210221202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35967633.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 111202210221202 its reverse (202122012202111), we get a palindrome (313324222423313).

The spelling of 111202210221202 in words is "one hundred eleven trillion, two hundred two billion, two hundred ten million, two hundred twenty-one thousand, two hundred two".