222002021211122 has 8 divisors (see below), whose sum is σ = 334728436127196. Its totient is φ = 110425875835392.

The previous prime is 222002021211121. The next prime is 222002021211181. The reversal of 222002021211122 is 221112120200222.

It can be written as a sum of positive squares in 2 ways, for example, as 194245571714401 + 27756449496721 = 13937201^2 + 5268439^2 .

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 = 222002021211094 and 222002021211103.

It is not an unprimeable number, because it can be changed into a prime (222002021211121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 287567384603 + ... + 287567385374.

Almost surely, 2^{222002021211122} is an apocalyptic number.

222002021211122 is a deficient number, since it is larger than the sum of its proper divisors (112726414916074).

222002021211122 is a wasteful number, since it uses less digits than its factorization.

222002021211122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575134770172.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 222002021211122 its reverse (221112120200222), we get a palindrome (443114141411344).

The spelling of 222002021211122 in words is "two hundred twenty-two trillion, two billion, twenty-one million, two hundred eleven thousand, one hundred twenty-two".