111202122 has 16 divisors (see below), whose sum is σ = 222520320. Its totient is φ = 37048032.

The previous prime is 111202121. The next prime is 111202129. The reversal of 111202122 is 221202111.

It is a junction number, because it is equal to n+sod(n) for n = 111202098 and 111202107.

It is not an unprimeable number, because it can be changed into a prime (111202121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12279 + ... + 19317.

It is an arithmetic number, because the mean of its divisors is an integer number (13907520).

Almost surely, 2^111202122 is an apocalyptic number.

111202122 is an abundant number, since it is smaller than the sum of its proper divisors (111318198).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111202122 is a wasteful number, since it uses less digits than its factorization.

111202122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9677.

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 111202122 is about 10545.2416757512. The cubic root of 111202122 is about 480.8810813624.

Adding to 111202122 its reverse (221202111), we get a palindrome (332404233).

The spelling of 111202122 in words is "one hundred eleven million, two hundred two thousand, one hundred twenty-two".