111201121120202 has 8 divisors (see below), whose sum is σ = 172553463807300. Its totient is φ = 53683299851104.

The previous prime is 111201121120099. The next prime is 111201121120217. The reversal of 111201121120202 is 202021121102111.

It can be written as a sum of positive squares in 2 ways, for example, as 98595148981081 + 12605972139121 = 9929509^2 + 3550489^2 .

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

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 3 ways as a sum of consecutive naturals, for example, 958630354427 + ... + 958630354542.

Almost surely, 2^{111201121120202} is an apocalyptic number.

111201121120202 is a deficient number, since it is larger than the sum of its proper divisors (61352342687098).

111201121120202 is a wasteful number, since it uses less digits than its factorization.

111201121120202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1917260709000.

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

Adding to 111201121120202 its reverse (202021121102111), we get a palindrome (313222242222313).

The spelling of 111201121120202 in words is "one hundred eleven trillion, two hundred one billion, one hundred twenty-one million, one hundred twenty thousand, two hundred two".