112121000022202 has 16 divisors (see below), whose sum is σ = 170310784550400. Its totient is φ = 55350741878640.

The previous prime is 112121000022193. The next prime is 112121000022209. The reversal of 112121000022202 is 202220000121211.

It is a happy number.

It is a super-2 number, since 2×112121000022202² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (112121000022209) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 126722127 + ... + 127603837.

It is an arithmetic number, because the mean of its divisors is an integer number (10644424034400).

Almost surely, 2^{112121000022202} is an apocalyptic number.

112121000022202 is a deficient number, since it is larger than the sum of its proper divisors (58189784528198).

112121000022202 is an equidigital number, since it uses as much as digits as its factorization.

112121000022202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1686621.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 112121000022202 its reverse (202220000121211), we get a palindrome (314341000143413).

Subtracting 112121000022202 from its reverse (202220000121211), we obtain a palindrome (90099000099009).

The spelling of 112121000022202 in words is "one hundred twelve trillion, one hundred twenty-one billion, twenty-two thousand, two hundred two".