222222002120122 has 8 divisors (see below), whose sum is σ = 333356982288372. Its totient is φ = 111103008024000.

The previous prime is 222222002120119. The next prime is 222222002120123. The reversal of 222222002120122 is 221021200222222.

It can be written as a sum of positive squares in 2 ways, for example, as 212925851136441 + 9296150983681 = 14591979^2 + 3048959^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 222222002120093 and 222222002120102.

It is not an unprimeable number, because it can be changed into a prime (222222002120123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3996483279 + ... + 3996538882.

Almost surely, 2^{222222002120122} is an apocalyptic number.

222222002120122 is a deficient number, since it is larger than the sum of its proper divisors (111134980168250).

222222002120122 is a wasteful number, since it uses less digits than its factorization.

222222002120122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7993036064.

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 222222002120122 its reverse (221021200222222), we get a palindrome (443243202342344).

The spelling of 222222002120122 in words is "two hundred twenty-two trillion, two hundred twenty-two billion, two million, one hundred twenty thousand, one hundred twenty-two".