22222201112122 has 64 divisors (see below), whose sum is σ = 36842967278208. Its totient is φ = 9968458752000.

The previous prime is 22222201112117. The next prime is 22222201112197. The reversal of 22222201112122 is 22121110222222.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 22222201112093 and 22222201112102.

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 31 ways as a sum of consecutive naturals, for example, 2545202497 + ... + 2545211227.

It is an arithmetic number, because the mean of its divisors is an integer number (575671363722).

Almost surely, 2^{22222201112122} is an apocalyptic number.

22222201112122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22222201112122 is a deficient number, since it is larger than the sum of its proper divisors (14620766166086).

22222201112122 is a wasteful number, since it uses less digits than its factorization.

22222201112122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12095.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 22222201112122 its reverse (22121110222222), we get a palindrome (44343311334344).

The spelling of 22222201112122 in words is "twenty-two trillion, two hundred twenty-two billion, two hundred one million, one hundred twelve thousand, one hundred twenty-two".