111122210121202 has 32 divisors (see below), whose sum is σ = 191791045619712. Its totient is φ = 47300943577104.

The previous prime is 111122210121179. The next prime is 111122210121217. The reversal of 111122210121202 is 202121012221111.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 111122210121202.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44462818 + ... + 46895485.

It is an arithmetic number, because the mean of its divisors is an integer number (5993470175616).

Almost surely, 2^{111122210121202} is an apocalyptic number.

111122210121202 is a deficient number, since it is larger than the sum of its proper divisors (80668835498510).

111122210121202 is a wasteful number, since it uses less digits than its factorization.

111122210121202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91358902.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 111122210121202 its reverse (202121012221111), we get a palindrome (313243222342313).

The spelling of 111122210121202 in words is "one hundred eleven trillion, one hundred twenty-two billion, two hundred ten million, one hundred twenty-one thousand, two hundred two".